diff --git a/.eslintignore b/.eslintignore
index f07074c00..277ae0f6c 100644
--- a/.eslintignore
+++ b/.eslintignore
@@ -4,4 +4,5 @@ build/*
 contracts/*
 contracts-test/*
 coverage/*
-lib/*
\ No newline at end of file
+lib/*
+scripts/coverage.js
\ No newline at end of file
diff --git a/.solcover.js b/.solcover.js
index 5e0ec4b84..7f14fc8a4 100644
--- a/.solcover.js
+++ b/.solcover.js
@@ -1,3 +1,27 @@
+// ganache-cli \
+//  --chainId 1895 \ (core-option: _chainId)
+//  --networkId 1597649375983 \ (core-option: network_id)
+//  --gasLimit=20700000 \ (solidity-coverage sets this)
+//  -e 10000 \ (default_balance_ether)
+//  --acctKeys=\"./ganache-accounts.json\" (core-option: accounts)
+//  --deterministic", (maybe hd_path?)
+
+const ganacheAccounts = require('./ganache-accounts.json');
+let accounts = [];
+
+for (address of Object.keys(ganacheAccounts.private_keys)){
+  accounts.push({
+    privateKey: ganacheAccounts.private_keys[address],
+    balance: ganacheAccounts.addresses[address].account.balance
+  })
+}
+
 module.exports = {
-  skipFiles: ['Migrations.sol']
+  client: require('ganache-cli'),
+  skipFiles: ['Migrations.sol'],
+  providerOptions: {
+    accounts: accounts,
+    _chainId: 1895,
+    network_id: 1597649375983
+  }
 };
\ No newline at end of file
diff --git a/contracts/Migrations.sol b/contracts/Migrations.sol
deleted file mode 100644
index f95d6c40d..000000000
--- a/contracts/Migrations.sol
+++ /dev/null
@@ -1,19 +0,0 @@
-// SPDX-License-Identifier: MIT
-pragma solidity >=0.4.21 <0.7.0;
-
-contract Migrations {
-  address public owner;
-  uint public last_completed_migration;
-
-  constructor() public {
-    owner = msg.sender;
-  }
-
-  modifier restricted() {
-    if (msg.sender == owner) _;
-  }
-
-  function setCompleted(uint completed) public restricted {
-    last_completed_migration = completed;
-  }
-}
diff --git a/migrations/1_initial_migration.js b/migrations/1_initial_migration.js
deleted file mode 100644
index 4d01edd3b..000000000
--- a/migrations/1_initial_migration.js
+++ /dev/null
@@ -1,7 +0,0 @@
-/* global artifacts */
-
-const Migrations = artifacts.require("Migrations");
-
-module.exports = function (deployer) {
-  deployer.deploy(Migrations);
-};
diff --git a/package-lock.json b/package-lock.json
index 790191141..eff48e08a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -705,6 +705,27 @@
         "@ethersproject/strings": "^5.0.4"
       }
     },
+    "@gulp-sourcemaps/map-sources": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/@gulp-sourcemaps/map-sources/-/map-sources-1.0.0.tgz",
+      "integrity": "sha1-iQrnxdjId/bThIYCFazp1+yUW9o=",
+      "dev": true,
+      "requires": {
+        "normalize-path": "^2.0.1",
+        "through2": "^2.0.3"
+      },
+      "dependencies": {
+        "normalize-path": {
+          "version": "2.1.1",
+          "resolved": "https://registry.npmjs.org/normalize-path/-/normalize-path-2.1.1.tgz",
+          "integrity": "sha1-GrKLVW4Zg2Oowab35vogE3/mrtk=",
+          "dev": true,
+          "requires": {
+            "remove-trailing-separator": "^1.0.1"
+          }
+        }
+      }
+    },
     "@nodelib/fs.scandir": {
       "version": "2.1.3",
       "resolved": "https://registry.npmjs.org/@nodelib/fs.scandir/-/fs.scandir-2.1.3.tgz",
@@ -843,12 +864,91 @@
         "defer-to-connect": "^1.0.1"
       }
     },
+    "@truffle/config": {
+      "version": "1.2.33",
+      "resolved": "https://registry.npmjs.org/@truffle/config/-/config-1.2.33.tgz",
+      "integrity": "sha512-RUYcD/qUrks2sTz8PF+FqAqyEE9+J0M/JpLC2BG49kWxOIhJJRK28f2Noe7tosoLRDPx+nA7xzCrMaZjTiA+og==",
+      "dev": true,
+      "requires": {
+        "@truffle/error": "^0.0.11",
+        "@truffle/events": "^0.0.8",
+        "@truffle/provider": "^0.2.25",
+        "configstore": "^4.0.0",
+        "find-up": "^2.1.0",
+        "lodash.assignin": "^4.2.0",
+        "lodash.merge": "^4.6.2",
+        "module": "^1.2.5",
+        "original-require": "1.0.1",
+        "source-map-support": "^0.5.19"
+      },
+      "dependencies": {
+        "find-up": {
+          "version": "2.1.0",
+          "resolved": "https://registry.npmjs.org/find-up/-/find-up-2.1.0.tgz",
+          "integrity": "sha1-RdG35QbHF93UgndaK3eSCjwMV6c=",
+          "dev": true,
+          "requires": {
+            "locate-path": "^2.0.0"
+          }
+        },
+        "locate-path": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/locate-path/-/locate-path-2.0.0.tgz",
+          "integrity": "sha1-K1aLJl7slExtnA3pw9u7ygNUzY4=",
+          "dev": true,
+          "requires": {
+            "p-locate": "^2.0.0",
+            "path-exists": "^3.0.0"
+          }
+        },
+        "p-limit": {
+          "version": "1.3.0",
+          "resolved": "https://registry.npmjs.org/p-limit/-/p-limit-1.3.0.tgz",
+          "integrity": "sha512-vvcXsLAJ9Dr5rQOPk7toZQZJApBl2K4J6dANSsEuh6QI41JYcsS/qhTGa9ErIUUgK3WNQoJYvylxvjqmiqEA9Q==",
+          "dev": true,
+          "requires": {
+            "p-try": "^1.0.0"
+          }
+        },
+        "p-locate": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/p-locate/-/p-locate-2.0.0.tgz",
+          "integrity": "sha1-IKAQOyIqcMj9OcwuWAaA893l7EM=",
+          "dev": true,
+          "requires": {
+            "p-limit": "^1.1.0"
+          }
+        },
+        "p-try": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/p-try/-/p-try-1.0.0.tgz",
+          "integrity": "sha1-y8ec26+P1CKOE/Yh8rGiN8GyB7M=",
+          "dev": true
+        },
+        "path-exists": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/path-exists/-/path-exists-3.0.0.tgz",
+          "integrity": "sha1-zg6+ql94yxiSXqfYENe1mwEP1RU=",
+          "dev": true
+        }
+      }
+    },
     "@truffle/error": {
       "version": "0.0.11",
       "resolved": "https://registry.npmjs.org/@truffle/error/-/error-0.0.11.tgz",
       "integrity": "sha512-ju6TucjlJkfYMmdraYY/IBJaFb+Sa+huhYtOoyOJ+G29KcgytUVnDzKGwC7Kgk6IsxQMm62Mc1E0GZzFbGGipw==",
       "dev": true
     },
+    "@truffle/events": {
+      "version": "0.0.8",
+      "resolved": "https://registry.npmjs.org/@truffle/events/-/events-0.0.8.tgz",
+      "integrity": "sha512-Bm1Z4mdG87VD9tpLXh0ORQd00aFFWUk+MFqYLTn5Q1RyQmxZlo1c+6UVwpGrVAXwLbC+23BdPH7qwSBP8C+Khg==",
+      "dev": true,
+      "requires": {
+        "emittery": "^0.4.1",
+        "ora": "^3.4.0"
+      }
+    },
     "@truffle/hdwallet-provider": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/@truffle/hdwallet-provider/-/hdwallet-provider-1.2.0.tgz",
@@ -2300,6 +2400,21 @@
         "sprintf-js": "~1.0.2"
       }
     },
+    "arr-diff": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/arr-diff/-/arr-diff-2.0.0.tgz",
+      "integrity": "sha1-jzuCf5Vai9ZpaX5KQlasPOrjVs8=",
+      "dev": true,
+      "requires": {
+        "arr-flatten": "^1.0.1"
+      }
+    },
+    "arr-flatten": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/arr-flatten/-/arr-flatten-1.1.0.tgz",
+      "integrity": "sha512-L3hKV5R/p5o81R7O02IGnwpDmkp6E982XhtbuwSe3O4qOtMMMtodicASA1Cny2U+aCXcNpml+m4dPsvsJ3jatg==",
+      "dev": true
+    },
     "array-flatten": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/array-flatten/-/array-flatten-1.1.1.tgz",
@@ -2323,6 +2438,12 @@
       "integrity": "sha512-HGyxoOTYUyCM6stUe6EJgnd4EoewAI7zMdfqO+kGjnlZmBDz/cR5pf8r/cR4Wq60sL/p0IkcjUEEPwS3GFrIyw==",
       "dev": true
     },
+    "array-unique": {
+      "version": "0.2.1",
+      "resolved": "https://registry.npmjs.org/array-unique/-/array-unique-0.2.1.tgz",
+      "integrity": "sha1-odl8yvy8JiXMcPrc6zalDFiwGlM=",
+      "dev": true
+    },
     "array.prototype.flat": {
       "version": "1.2.3",
       "resolved": "https://registry.npmjs.org/array.prototype.flat/-/array.prototype.flat-1.2.3.tgz",
@@ -2442,6 +2563,12 @@
       "integrity": "sha1-x57Zf380y48robyXkLzDZkdLS3k=",
       "dev": true
     },
+    "atob": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/atob/-/atob-2.1.2.tgz",
+      "integrity": "sha512-Wm6ukoaOGJi/73p/cl2GvLjTI5JM1k/O14isD73YML8StrH/7/lRFgmg8nICZgD3bZZvjwCGxtMOD3wWNAu8cg==",
+      "dev": true
+    },
     "await-semaphore": {
       "version": "0.1.3",
       "resolved": "https://registry.npmjs.org/await-semaphore/-/await-semaphore-0.1.3.tgz",
@@ -3067,6 +3194,12 @@
       "integrity": "sha1-a82TsJ+y7RAl0woRVdWZeVSlNRI=",
       "dev": true
     },
+    "cli-spinners": {
+      "version": "2.5.0",
+      "resolved": "https://registry.npmjs.org/cli-spinners/-/cli-spinners-2.5.0.tgz",
+      "integrity": "sha512-PC+AmIuK04E6aeSs/pUccSujsTzBhu4HzC2dL+CfJB/Jcc2qTRbEwZQDfIUpt2Xl8BodYBEq8w4fc0kU2I9DjQ==",
+      "dev": true
+    },
     "cli-table": {
       "version": "0.3.1",
       "resolved": "https://registry.npmjs.org/cli-table/-/cli-table-0.3.1.tgz",
@@ -3263,6 +3396,12 @@
         "mimic-response": "^1.0.0"
       }
     },
+    "clone-stats": {
+      "version": "0.0.1",
+      "resolved": "https://registry.npmjs.org/clone-stats/-/clone-stats-0.0.1.tgz",
+      "integrity": "sha1-uI+UqCzzi4eR1YBG6kAprYjKmdE=",
+      "dev": true
+    },
     "code-point-at": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/code-point-at/-/code-point-at-1.1.0.tgz",
@@ -3361,6 +3500,20 @@
         }
       }
     },
+    "configstore": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/configstore/-/configstore-4.0.0.tgz",
+      "integrity": "sha512-CmquAXFBocrzaSM8mtGPMM/HiWmyIpr4CcJl/rgY2uCObZ/S7cKU0silxslqJejl+t/T9HS8E0PUNQD81JGUEQ==",
+      "dev": true,
+      "requires": {
+        "dot-prop": "^4.1.0",
+        "graceful-fs": "^4.1.2",
+        "make-dir": "^1.0.0",
+        "unique-string": "^1.0.0",
+        "write-file-atomic": "^2.0.0",
+        "xdg-basedir": "^3.0.0"
+      }
+    },
     "confusing-browser-globals": {
       "version": "1.0.10",
       "resolved": "https://registry.npmjs.org/confusing-browser-globals/-/confusing-browser-globals-1.0.10.tgz",
@@ -3407,6 +3560,23 @@
       "integrity": "sha512-hIP3EEPs8tB9AT1L+NUqtwOAps4mk2Zob89MWXMHjHWg9milF/j4osnnQLXBCBFBk/tvIG/tUc9mOUJiPBhPXA==",
       "dev": true
     },
+    "convert-source-map": {
+      "version": "1.7.0",
+      "resolved": "https://registry.npmjs.org/convert-source-map/-/convert-source-map-1.7.0.tgz",
+      "integrity": "sha512-4FJkXzKXEDB1snCFZlLP4gpC3JILicCpGbzG9f9G7tGqGCzETQ2hWPrcinA9oU4wtf2biUaEH5065UnMeR33oA==",
+      "dev": true,
+      "requires": {
+        "safe-buffer": "~5.1.1"
+      },
+      "dependencies": {
+        "safe-buffer": {
+          "version": "5.1.2",
+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
+          "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==",
+          "dev": true
+        }
+      }
+    },
     "cookie": {
       "version": "0.4.0",
       "resolved": "https://registry.npmjs.org/cookie/-/cookie-0.4.0.tgz",
@@ -3564,6 +3734,32 @@
         "randomfill": "^1.0.3"
       }
     },
+    "crypto-random-string": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/crypto-random-string/-/crypto-random-string-1.0.0.tgz",
+      "integrity": "sha1-ojD2T1aDEOFJgAmUB5DsmVRbyn4=",
+      "dev": true
+    },
+    "css": {
+      "version": "2.2.4",
+      "resolved": "https://registry.npmjs.org/css/-/css-2.2.4.tgz",
+      "integrity": "sha512-oUnjmWpy0niI3x/mPL8dVEI1l7MnG3+HHyRPHf+YFSbK+svOhXpmSOcDURUh2aOCgl2grzrOPt1nHLuCVFULLw==",
+      "dev": true,
+      "requires": {
+        "inherits": "^2.0.3",
+        "source-map": "^0.6.1",
+        "source-map-resolve": "^0.5.2",
+        "urix": "^0.1.0"
+      },
+      "dependencies": {
+        "source-map": {
+          "version": "0.6.1",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
+          "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==",
+          "dev": true
+        }
+      }
+    },
     "d": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/d/-/d-1.0.1.tgz",
@@ -3598,6 +3794,40 @@
         "ms": "2.1.2"
       }
     },
+    "debug-fabulous": {
+      "version": "0.0.4",
+      "resolved": "https://registry.npmjs.org/debug-fabulous/-/debug-fabulous-0.0.4.tgz",
+      "integrity": "sha1-+gccXYdIRoVCSAdCHKSxawsaB2M=",
+      "dev": true,
+      "requires": {
+        "debug": "2.X",
+        "lazy-debug-legacy": "0.0.X",
+        "object-assign": "4.1.0"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "2.6.9",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
+          "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
+          "dev": true,
+          "requires": {
+            "ms": "2.0.0"
+          }
+        },
+        "ms": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
+          "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=",
+          "dev": true
+        },
+        "object-assign": {
+          "version": "4.1.0",
+          "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-4.1.0.tgz",
+          "integrity": "sha1-ejs9DpgGPUP0wD8uiubNUahog6A=",
+          "dev": true
+        }
+      }
+    },
     "decamelize": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/decamelize/-/decamelize-1.2.0.tgz",
@@ -3640,6 +3870,23 @@
       "integrity": "sha1-s2nW+128E+7PUk+RsHD+7cNXzzQ=",
       "dev": true
     },
+    "defaults": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/defaults/-/defaults-1.0.3.tgz",
+      "integrity": "sha1-xlYFHpgX2f8I7YgUd/P+QBnz730=",
+      "dev": true,
+      "requires": {
+        "clone": "^1.0.2"
+      },
+      "dependencies": {
+        "clone": {
+          "version": "1.0.4",
+          "resolved": "https://registry.npmjs.org/clone/-/clone-1.0.4.tgz",
+          "integrity": "sha1-2jCcwmPfFZlMaIypAheco8fNfH4=",
+          "dev": true
+        }
+      }
+    },
     "defer-to-connect": {
       "version": "1.1.3",
       "resolved": "https://registry.npmjs.org/defer-to-connect/-/defer-to-connect-1.1.3.tgz",
@@ -3697,6 +3944,12 @@
       "integrity": "sha1-l4hXRCxEdJ5CBmE+N5RiBYJqvYA=",
       "dev": true
     },
+    "detect-newline": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/detect-newline/-/detect-newline-2.1.0.tgz",
+      "integrity": "sha1-9B8cEL5LAOh7XxPaaAdZ8sW/0+I=",
+      "dev": true
+    },
     "detect-port": {
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/detect-port/-/detect-port-1.3.0.tgz",
@@ -3773,6 +4026,15 @@
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       "dev": true
     },
+    "dot-prop": {
+      "version": "4.2.1",
+      "resolved": "https://registry.npmjs.org/dot-prop/-/dot-prop-4.2.1.tgz",
+      "integrity": "sha512-l0p4+mIuJIua0mhxGoh4a+iNL9bmeK5DvnSVQa6T0OhrVmaEa1XScX5Etc673FePCJOArq/4Pa2cLGODUWTPOQ==",
+      "dev": true,
+      "requires": {
+        "is-obj": "^1.0.0"
+      }
+    },
     "dotenv": {
       "version": "8.2.0",
       "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-8.2.0.tgz",
@@ -3796,6 +4058,50 @@
       "integrity": "sha1-7gHdHKwO08vH/b6jfcCo8c4ALOI=",
       "dev": true
     },
+    "duplexify": {
+      "version": "3.7.1",
+      "resolved": "https://registry.npmjs.org/duplexify/-/duplexify-3.7.1.tgz",
+      "integrity": "sha512-07z8uv2wMyS51kKhD1KsdXJg5WQ6t93RneqRxUHnskXVtlYYkLqM0gqStQZ3pj073g687jPCHrqNfCzawLYh5g==",
+      "dev": true,
+      "requires": {
+        "end-of-stream": "^1.0.0",
+        "inherits": "^2.0.1",
+        "readable-stream": "^2.0.0",
+        "stream-shift": "^1.0.0"
+      },
+      "dependencies": {
+        "readable-stream": {
+          "version": "2.3.7",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.7.tgz",
+          "integrity": "sha512-Ebho8K4jIbHAxnuxi7o42OrZgF/ZTNcsZj6nRKyUmkhLFq8CHItp/fy6hQZuZmP/n3yZ9VBUbp4zz/mX8hmYPw==",
+          "dev": true,
+          "requires": {
+            "core-util-is": "~1.0.0",
+            "inherits": "~2.0.3",
+            "isarray": "~1.0.0",
+            "process-nextick-args": "~2.0.0",
+            "safe-buffer": "~5.1.1",
+            "string_decoder": "~1.1.1",
+            "util-deprecate": "~1.0.1"
+          }
+        },
+        "safe-buffer": {
+          "version": "5.1.2",
+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
+          "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==",
+          "dev": true
+        },
+        "string_decoder": {
+          "version": "1.1.1",
+          "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
+          "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
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+        "strip-bom": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/strip-bom/-/strip-bom-2.0.0.tgz",
+          "integrity": "sha1-YhmoVhZSBJHzV4i9vxRHqZx+aw4=",
+          "dev": true,
+          "requires": {
+            "is-utf8": "^0.2.0"
+          }
+        }
+      }
+    },
     "strip-eof": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/strip-eof/-/strip-eof-1.0.0.tgz",
@@ -10974,6 +12463,12 @@
         }
       }
     },
+    "symbol": {
+      "version": "0.2.3",
+      "resolved": "https://registry.npmjs.org/symbol/-/symbol-0.2.3.tgz",
+      "integrity": "sha1-O5hzuKkB5Hxu/iFSajrDcu8ou8c=",
+      "dev": true
+    },
     "sync-request": {
       "version": "6.1.0",
       "resolved": "https://registry.npmjs.org/sync-request/-/sync-request-6.1.0.tgz",
@@ -11122,6 +12617,67 @@
       "resolved": "https://registry.npmjs.org/through/-/through-2.3.8.tgz",
       "integrity": "sha1-DdTJ/6q8NXlgsbckEV1+Doai4fU="
     },
+    "through2": {
+      "version": "2.0.5",
+      "resolved": "https://registry.npmjs.org/through2/-/through2-2.0.5.tgz",
+      "integrity": "sha512-/mrRod8xqpA+IHSLyGCQ2s8SPHiCDEeQJSep1jqLYeEUClOFG2Qsh+4FU6G9VeqpZnGW/Su8LQGc4YKni5rYSQ==",
+      "dev": true,
+      "requires": {
+        "readable-stream": "~2.3.6",
+        "xtend": "~4.0.1"
+      },
+      "dependencies": {
+        "readable-stream": {
+          "version": "2.3.7",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.7.tgz",
+          "integrity": "sha512-Ebho8K4jIbHAxnuxi7o42OrZgF/ZTNcsZj6nRKyUmkhLFq8CHItp/fy6hQZuZmP/n3yZ9VBUbp4zz/mX8hmYPw==",
+          "dev": true,
+          "requires": {
+            "core-util-is": "~1.0.0",
+            "inherits": "~2.0.3",
+            "isarray": "~1.0.0",
+            "process-nextick-args": "~2.0.0",
+            "safe-buffer": "~5.1.1",
+            "string_decoder": "~1.1.1",
+            "util-deprecate": "~1.0.1"
+          }
+        },
+        "safe-buffer": {
+          "version": "5.1.2",
+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
+          "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==",
+          "dev": true
+        },
+        "string_decoder": {
+          "version": "1.1.1",
+          "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
+          "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
+          "dev": true,
+          "requires": {
+            "safe-buffer": "~5.1.0"
+          }
+        }
+      }
+    },
+    "through2-filter": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/through2-filter/-/through2-filter-2.0.0.tgz",
+      "integrity": "sha1-YLxVoNrLdghdsfna6Zq0P4PWIuw=",
+      "dev": true,
+      "requires": {
+        "through2": "~2.0.0",
+        "xtend": "~4.0.0"
+      }
+    },
+    "tildify": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/tildify/-/tildify-1.2.0.tgz",
+      "integrity": "sha1-3OwD9V3Km3qj5bBPIYF+tW5jWIo=",
+      "dev": true,
+      "requires": {
+        "os-homedir": "^1.0.0"
+      }
+    },
     "timed-out": {
       "version": "4.0.1",
       "resolved": "https://registry.npmjs.org/timed-out/-/timed-out-4.0.1.tgz",
@@ -11136,6 +12692,15 @@
         "os-tmpdir": "~1.0.2"
       }
     },
+    "to-absolute-glob": {
+      "version": "0.1.1",
+      "resolved": "https://registry.npmjs.org/to-absolute-glob/-/to-absolute-glob-0.1.1.tgz",
+      "integrity": "sha1-HN+kcqnvUMI57maZm2YsoOs5k38=",
+      "dev": true,
+      "requires": {
+        "extend-shallow": "^2.0.1"
+      }
+    },
     "to-fast-properties": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/to-fast-properties/-/to-fast-properties-2.0.0.tgz",
@@ -11433,6 +12998,37 @@
       "integrity": "sha512-5/4etnCkd9c8gwgowi5/om/mYO5ajCaOgdzj/oW+0eQV9WxKBDZw5+ycmKmeaTXjInS/W0BzpGLo2xR2aBwZdg==",
       "dev": true
     },
+    "unique-stream": {
+      "version": "2.3.1",
+      "resolved": "https://registry.npmjs.org/unique-stream/-/unique-stream-2.3.1.tgz",
+      "integrity": "sha512-2nY4TnBE70yoxHkDli7DMazpWiP7xMdCYqU2nBRO0UB+ZpEkGsSija7MvmvnZFUeC+mrgiUfcHSr3LmRFIg4+A==",
+      "dev": true,
+      "requires": {
+        "json-stable-stringify-without-jsonify": "^1.0.1",
+        "through2-filter": "^3.0.0"
+      },
+      "dependencies": {
+        "through2-filter": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/through2-filter/-/through2-filter-3.0.0.tgz",
+          "integrity": "sha512-jaRjI2WxN3W1V8/FMZ9HKIBXixtiqs3SQSX4/YGIiP3gL6djW48VoZq9tDqeCWs3MT8YY5wb/zli8VW8snY1CA==",
+          "dev": true,
+          "requires": {
+            "through2": "~2.0.0",
+            "xtend": "~4.0.0"
+          }
+        }
+      }
+    },
+    "unique-string": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/unique-string/-/unique-string-1.0.0.tgz",
+      "integrity": "sha1-nhBXzKhRq7kzmPizOuGHuZyuwRo=",
+      "dev": true,
+      "requires": {
+        "crypto-random-string": "^1.0.0"
+      }
+    },
     "universalify": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/universalify/-/universalify-0.1.2.tgz",
@@ -11453,6 +13049,12 @@
         "punycode": "^2.1.0"
       }
     },
+    "urix": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/urix/-/urix-0.1.0.tgz",
+      "integrity": "sha1-2pN/emLiH+wf0Y1Js1wpNQZ6bHI=",
+      "dev": true
+    },
     "url": {
       "version": "0.10.3",
       "resolved": "https://registry.npmjs.org/url/-/url-0.10.3.tgz",
@@ -11534,6 +13136,12 @@
       "integrity": "sha512-gTpR5XQNKFwOd4clxfnhaqvfqMpqEwr4tOtCyz4MtYZX2JYhfr1JvBFKdS+7K/9rfpZR3VLX+YWBbKoxCgS43Q==",
       "dev": true
     },
+    "vali-date": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/vali-date/-/vali-date-1.0.0.tgz",
+      "integrity": "sha1-G5BKWWCfsyjvB4E4Qgk09rhnCaY=",
+      "dev": true
+    },
     "validate-npm-package-license": {
       "version": "3.0.4",
       "resolved": "https://registry.npmjs.org/validate-npm-package-license/-/validate-npm-package-license-3.0.4.tgz",
@@ -11567,6 +13175,109 @@
         "extsprintf": "^1.2.0"
       }
     },
+    "vinyl": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/vinyl/-/vinyl-1.2.0.tgz",
+      "integrity": "sha1-XIgDbPVl5d8FVYv8kR+GVt8hiIQ=",
+      "dev": true,
+      "requires": {
+        "clone": "^1.0.0",
+        "clone-stats": "^0.0.1",
+        "replace-ext": "0.0.1"
+      },
+      "dependencies": {
+        "clone": {
+          "version": "1.0.4",
+          "resolved": "https://registry.npmjs.org/clone/-/clone-1.0.4.tgz",
+          "integrity": "sha1-2jCcwmPfFZlMaIypAheco8fNfH4=",
+          "dev": true
+        }
+      }
+    },
+    "vinyl-fs": {
+      "version": "2.4.3",
+      "resolved": "https://registry.npmjs.org/vinyl-fs/-/vinyl-fs-2.4.3.tgz",
+      "integrity": "sha1-PZflYuv91LZpId6nBia4S96dLQc=",
+      "dev": true,
+      "requires": {
+        "duplexify": "^3.2.0",
+        "glob-stream": "^5.3.2",
+        "graceful-fs": "^4.0.0",
+        "gulp-sourcemaps": "^1.5.2",
+        "is-valid-glob": "^0.3.0",
+        "lazystream": "^1.0.0",
+        "lodash.isequal": "^4.0.0",
+        "merge-stream": "^1.0.0",
+        "mkdirp": "^0.5.0",
+        "object-assign": "^4.0.0",
+        "readable-stream": "^2.0.4",
+        "strip-bom": "^2.0.0",
+        "strip-bom-stream": "^1.0.0",
+        "through2": "^2.0.0",
+        "through2-filter": "^2.0.0",
+        "vali-date": "^1.0.0",
+        "vinyl": "^1.0.0"
+      },
+      "dependencies": {
+        "merge-stream": {
+          "version": "1.0.1",
+          "resolved": "https://registry.npmjs.org/merge-stream/-/merge-stream-1.0.1.tgz",
+          "integrity": "sha1-QEEgLVCKNCugAXQAjfDCUbjBNeE=",
+          "dev": true,
+          "requires": {
+            "readable-stream": "^2.0.1"
+          }
+        },
+        "readable-stream": {
+          "version": "2.3.7",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.7.tgz",
+          "integrity": "sha512-Ebho8K4jIbHAxnuxi7o42OrZgF/ZTNcsZj6nRKyUmkhLFq8CHItp/fy6hQZuZmP/n3yZ9VBUbp4zz/mX8hmYPw==",
+          "dev": true,
+          "requires": {
+            "core-util-is": "~1.0.0",
+            "inherits": "~2.0.3",
+            "isarray": "~1.0.0",
+            "process-nextick-args": "~2.0.0",
+            "safe-buffer": "~5.1.1",
+            "string_decoder": "~1.1.1",
+            "util-deprecate": "~1.0.1"
+          }
+        },
+        "safe-buffer": {
+          "version": "5.1.2",
+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
+          "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==",
+          "dev": true
+        },
+        "string_decoder": {
+          "version": "1.1.1",
+          "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
+          "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
+          "dev": true,
+          "requires": {
+            "safe-buffer": "~5.1.0"
+          }
+        },
+        "strip-bom": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/strip-bom/-/strip-bom-2.0.0.tgz",
+          "integrity": "sha1-YhmoVhZSBJHzV4i9vxRHqZx+aw4=",
+          "dev": true,
+          "requires": {
+            "is-utf8": "^0.2.0"
+          }
+        }
+      }
+    },
+    "wcwidth": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/wcwidth/-/wcwidth-1.0.1.tgz",
+      "integrity": "sha1-8LDc+RW8X/FSivrbLA4XtTLaL+g=",
+      "dev": true,
+      "requires": {
+        "defaults": "^1.0.3"
+      }
+    },
     "web3": {
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/web3/-/web3-1.3.0.tgz",
@@ -12004,6 +13715,12 @@
         "string-width": "^1.0.2 || 2"
       }
     },
+    "window-size": {
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/window-size/-/window-size-0.2.0.tgz",
+      "integrity": "sha1-tDFbtCFKPXBY6+7okuE/ok2YsHU=",
+      "dev": true
+    },
     "word-wrap": {
       "version": "1.2.3",
       "resolved": "https://registry.npmjs.org/word-wrap/-/word-wrap-1.2.3.tgz",
@@ -12106,11 +13823,28 @@
         "mkdirp": "^0.5.1"
       }
     },
+    "write-file-atomic": {
+      "version": "2.4.3",
+      "resolved": "https://registry.npmjs.org/write-file-atomic/-/write-file-atomic-2.4.3.tgz",
+      "integrity": "sha512-GaETH5wwsX+GcnzhPgKcKjJ6M2Cq3/iZp1WyY/X1CSqrW+jVNM9Y7D8EC2sM4ZG/V8wZlSniJnCKWPmBYAucRQ==",
+      "dev": true,
+      "requires": {
+        "graceful-fs": "^4.1.11",
+        "imurmurhash": "^0.1.4",
+        "signal-exit": "^3.0.2"
+      }
+    },
     "ws": {
       "version": "7.2.3",
       "resolved": "https://registry.npmjs.org/ws/-/ws-7.2.3.tgz",
       "integrity": "sha512-HTDl9G9hbkNDk98naoR/cHDws7+EyYMOdL1BmjsZXRUjf7d+MficC4B7HLUPlSiho0vg+CWKrGIt/VJBd1xunQ=="
     },
+    "xdg-basedir": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/xdg-basedir/-/xdg-basedir-3.0.0.tgz",
+      "integrity": "sha1-SWsswQnsqNus/i3HK2A8F8WHCtQ=",
+      "dev": true
+    },
     "xhr": {
       "version": "2.5.0",
       "resolved": "https://registry.npmjs.org/xhr/-/xhr-2.5.0.tgz",
diff --git a/package.json b/package.json
index 51aca0819..fc62cbbad 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "test": "npx truffle test",
     "ctest": "npm run compile && npm run test",
     "provision:lib:artefacts": "bash ./scripts/provision_lib_artefacts.sh",
-    "test:coverage": "npx truffle run coverage && istanbul check-coverage --statements 94 --branches 83 --functions 96 --lines 94",
+    "test:coverage": "node scripts/coverage.js && istanbul check-coverage --statements 94 --branches 83 --functions 96 --lines 94",
     "lint:js": "eslint .",
     "lint:contracts": "npx solhint contracts/**/*.sol && npx solhint contracts/**/**/*.sol",
     "test:deployment": "./scripts/deploy.sh --no-compile development `seq 1 6`",
@@ -72,6 +72,7 @@
   "devDependencies": {
     "-": "0.0.1",
     "@codechecks/client": "^0.1.10",
+    "@truffle/config": "^1.2.33",
     "@truffle/hdwallet-provider": "^1.2.0",
     "bn-chai": "^1.0.1",
     "bn.js": "^5.1.3",
diff --git a/scripts/coverage.js b/scripts/coverage.js
new file mode 100644
index 000000000..43afb2e4f
--- /dev/null
+++ b/scripts/coverage.js
@@ -0,0 +1,200 @@
+#!/usr/bin/env node
+
+const API = require('solidity-coverage/api');
+const utils = require('solidity-coverage/utils');
+const truffleUtils = require('solidity-coverage/plugins/resources/truffle.utils');
+const PluginUI = require('solidity-coverage/plugins/resources/truffle.ui');
+const pkg = require('solidity-coverage/package.json');
+const TruffleConfig = require('@truffle/config');
+const death = require('death');
+const path = require('path');
+const shell = require('shelljs');
+
+async function coverage(){
+  let ui;
+  let api;
+  let error;
+  let truffle;
+  let config;
+  let tempArtifactsDir;
+  let tempContractsDir;
+  const defaultConfigName = "truffle-config.js";
+
+  try {
+    death(utils.finish.bind(null, config, api)); // Catch interrupt signals
+    // =======
+    // Configs
+    // =======
+    const configs = [
+      "truffle-config-lib.js",
+      "truffle-config-infrastructure-0.5.js",
+      "truffle-config-infrastructure.js",
+      "truffle-config-modules.js",
+      "truffle-config-wallet.js",
+      //"truffle-config-contracts-legacy-1.6.js", // (Takes forever?)
+      "truffle-config-contracts-test.js"
+    ]
+
+    function initializeForConfigFile(configFile){
+      const configJS = require(path.join(process.cwd(), configFile));
+      const truffleConfig = (new TruffleConfig()).with(configJS)
+
+      config = truffleUtils.normalizeConfig(truffleConfig);
+    }
+
+    initializeForConfigFile(defaultConfigName);
+    api = new API(utils.loadSolcoverJS(config));
+    truffle = truffleUtils.loadLibrary(config);
+
+    for (configFile of configs){
+
+      initializeForConfigFile(configFile);
+
+      // =====================
+      // Instrument Contracts
+      // =====================
+      const skipFiles = api.skipFiles || [];
+
+      let {
+        targets,
+        skipped
+      } = utils.assembleFiles(config, skipFiles);
+
+      targets = api.instrument(targets);
+      utils.reportSkipped(config, skipped);
+
+      // =================================
+      // Filesys and compile configuration
+      // =================================
+      ({
+        tempArtifactsDir,
+        tempContractsDir
+      } = utils.getTempLocations(config));
+
+      // Only make the artifacts directory once.
+      if (!shell.test('-e', tempArtifactsDir)){
+        shell.mkdir(tempArtifactsDir);
+      }
+
+      // Delete temp contracts dirs if they're left over after a crash.
+      if (shell.test('-e', tempContractsDir)){
+        shell.rm('-Rf', tempContractsDir);
+      }
+
+      shell.mkdir(tempContractsDir);
+
+      utils.save(targets, config.contracts_directory, tempContractsDir);
+      utils.save(skipped, config.contracts_directory, tempContractsDir);
+
+      config.contracts_directory = tempContractsDir;
+      config.build_directory = tempArtifactsDir;
+
+      config.contracts_build_directory = path.join(
+        tempArtifactsDir,
+        path.basename(config.contracts_build_directory)
+      );
+
+      config.all = true;
+      config.compilers.solc.settings.optimizer.enabled = false;
+      config.compilers.solc.docker = false;
+
+      // ========
+      // Compile
+      // ========
+      await truffle.contracts.compile(config);
+
+      // Clean up after partial compilation
+      shell.rm('-Rf', tempContractsDir);
+    }
+
+    // Final config before server launch & test
+    initializeForConfigFile(defaultConfigName);
+
+    ({
+      tempArtifactsDir,
+      tempContractsDir
+    } = utils.getTempLocations(config));
+
+    config.build_directory = tempArtifactsDir;
+    config.contracts_build_directory = path.join(
+      tempArtifactsDir,
+      path.basename(config.contracts_build_directory)
+    );
+
+    // Copy Uniswap pre-compiles into temp build folder
+    const exchangePath = path.join(process.cwd(), 'lib/uniswap/UniswapExchange.json')
+    const factoryPath = path.join(process.cwd(), 'lib/uniswap/UniswapFactory.json')
+    shell.cp(exchangePath, config.contracts_build_directory);
+    shell.cp(factoryPath, config.contracts_build_directory);
+
+    config.compileNone = true;     // Do *not* let Truffle compile anything else.
+    config.network = 'development' // Use regular test network (8545)
+
+    truffleUtils.setNetwork(config, api);
+
+    // ========
+    // Ganache
+    // ========
+    const client = api.client || truffle.ganache;
+    const address = await api.ganache(client);
+
+    const accountsRequest = await utils.getAccountsGanache(api.server.provider);
+    const nodeInfoRequest = await utils.getNodeInfoGanache(api.server.provider);
+    const ganacheVersion = nodeInfoRequest.result.split('/')[1];
+
+    truffleUtils.setNetworkFrom(config, accountsRequest.result);
+
+    ui = new PluginUI(config.logger.log);
+
+    // Version Info
+    ui.report('versions', [
+      truffle.version,
+      ganacheVersion,
+      pkg.version
+    ]);
+
+    // Exit if --version
+    if (config.version) return await utils.finish(config, api);
+
+    ui.report('network', [
+      config.network,
+      config.networks[config.network].network_id,
+      config.networks[config.network].port
+    ]);
+
+    // ==============
+    // Test
+    // ==============
+    config.test_files = await truffleUtils.getTestFilePaths(config);
+    // Run tests
+    try {
+      failures = await truffle.test.run(config)
+    } catch (e) {
+      error = e.stack;
+    }
+
+    // ========
+    // Istanbul
+    // ========
+    await api.report();
+
+  } catch(e){
+    error = e;
+  }
+
+  // ====
+  // Exit
+  // ====
+  await utils.finish(config, api);
+
+  if (error !== undefined) throw error;
+  if (failures > 0) throw new Error(ui.generate('tests-fail', [failures]));
+}
+
+// Run coverage
+coverage()
+  .then(() => process.exit(0))
+  .catch(err => {
+    console.log(err);
+    process.exit(err)
+  });
diff --git a/test/baseWallet.js b/test/baseWallet.js
index e591267d0..f8dc2cb85 100644
--- a/test/baseWallet.js
+++ b/test/baseWallet.js
@@ -4,8 +4,11 @@ const truffleAssert = require("truffle-assertions");
 
 const Proxy = artifacts.require("Proxy");
 const BaseWallet = artifacts.require("BaseWallet");
-const OldWalletV16 = require("../build-legacy/v1.6.0/BaseWallet");
-const OldWalletV13 = require("../build-legacy/v1.3.0/BaseWallet");
+
+// const OldWalletV16 = require("../build-legacy/v1.6.0/BaseWallet");
+// const OldWalletV13 = require("../build-legacy/v1.3.0/BaseWallet");
+let OldWalletV13;
+let OldWalletV16;
 
 const VersionManager = artifacts.require("VersionManager");
 const Registry = artifacts.require("ModuleRegistry");
diff --git a/test/tokenExchanger.js b/test/tokenExchanger.js
index 8a204b3a3..7f1eddff0 100644
--- a/test/tokenExchanger.js
+++ b/test/tokenExchanger.js
@@ -32,7 +32,9 @@ const ModuleRegistry = artifacts.require("ModuleRegistry");
 const DexRegistry = artifacts.require("DexRegistry");
 const Proxy = artifacts.require("Proxy");
 const BaseWallet = artifacts.require("BaseWallet");
-const OldWallet = require("../build-legacy/v1.3.0/BaseWallet");
+
+// const OldWallet = require("../build-legacy/v1.3.0/BaseWallet");
+let OldWallet;
 
 const GuardianStorage = artifacts.require("GuardianStorage");
 const LockStorage = artifacts.require("LockStorage");
diff --git a/test/transferManager.js b/test/transferManager.js
index dc372315d..642be8b54 100644
--- a/test/transferManager.js
+++ b/test/transferManager.js
@@ -21,8 +21,10 @@ const TokenPriceRegistry = artifacts.require("TokenPriceRegistry");
 const RelayerManager = artifacts.require("RelayerManager");
 const TransferManager = artifacts.require("TransferManager");
 
-const LegacyTransferManager = require("../build-legacy/v1.6.0/TransferManager");
-const LegacyTokenPriceProvider = require("../build-legacy/v1.6.0/TokenPriceProvider");
+// const LegacyTransferManager = require("../build-legacy/v1.6.0/TransferManager");
+// const LegacyTokenPriceProvider = require("../build-legacy/v1.6.0/TokenPriceProvider");
+let LegacyTransferManager;
+let LegacyTokenPriceProvider;
 
 const ERC20 = artifacts.require("TestERC20");
 const WETH = artifacts.require("WETH9");