diff --git a/package-lock.json b/package-lock.json
index bfa9315..1b20e05 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -81,12 +81,12 @@
       }
     },
     "@babel/generator": {
-      "version": "7.1.3",
-      "resolved": "https://registry.npmjs.org/@babel/generator/-/generator-7.1.3.tgz",
-      "integrity": "sha512-ZoCZGcfIJFJuZBqxcY9OjC1KW2lWK64qrX1o4UYL3yshVhwKFYgzpWZ0vvtGMNJdTlvkw0W+HR1VnYN8q3QPFQ==",
+      "version": "7.1.6",
+      "resolved": "https://registry.npmjs.org/@babel/generator/-/generator-7.1.6.tgz",
+      "integrity": "sha512-brwPBtVvdYdGxtenbQgfCdDPmtkmUBZPjUoK5SXJEBuHaA5BCubh9ly65fzXz7R6o5rA76Rs22ES8Z+HCc0YIQ==",
       "dev": true,
       "requires": {
-        "@babel/types": "^7.1.3",
+        "@babel/types": "^7.1.6",
         "jsesc": "^2.5.1",
         "lodash": "^4.17.10",
         "source-map": "^0.5.0",
@@ -94,9 +94,9 @@
       },
       "dependencies": {
         "jsesc": {
-          "version": "2.5.1",
-          "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-2.5.1.tgz",
-          "integrity": "sha1-5CGiqOINawgZ3yiQj3glJrlt0f4=",
+          "version": "2.5.2",
+          "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-2.5.2.tgz",
+          "integrity": "sha512-OYu7XEzjkCQ3C5Ps3QIZsQfNpqoJyZZA99wd9aWd05NCtC5pWOkShK2mkL6HXQR6/Cy2lbNdPlZBpuQHXE63gA==",
           "dev": true
         }
       }
@@ -150,9 +150,9 @@
       }
     },
     "@babel/parser": {
-      "version": "7.1.3",
-      "resolved": "https://registry.npmjs.org/@babel/parser/-/parser-7.1.3.tgz",
-      "integrity": "sha512-gqmspPZOMW3MIRb9HlrnbZHXI1/KHTOroBwN1NcLL6pWxzqzEKGvRTq0W/PxS45OtQGbaFikSQpkS5zbnsQm2w==",
+      "version": "7.1.6",
+      "resolved": "https://registry.npmjs.org/@babel/parser/-/parser-7.1.6.tgz",
+      "integrity": "sha512-dWP6LJm9nKT6ALaa+bnL247GHHMWir3vSlZ2+IHgHgktZQx0L3Uvq2uAWcuzIe+fujRsYWBW2q622C5UvGK9iQ==",
       "dev": true
     },
     "@babel/template": {
@@ -167,34 +167,49 @@
       }
     },
     "@babel/traverse": {
-      "version": "7.1.4",
-      "resolved": "https://registry.npmjs.org/@babel/traverse/-/traverse-7.1.4.tgz",
-      "integrity": "sha512-my9mdrAIGdDiSVBuMjpn/oXYpva0/EZwWL3sm3Wcy/AVWO2eXnsoZruOT9jOGNRXU8KbCIu5zsKnXcAJ6PcV6Q==",
+      "version": "7.1.6",
+      "resolved": "https://registry.npmjs.org/@babel/traverse/-/traverse-7.1.6.tgz",
+      "integrity": "sha512-CXedit6GpISz3sC2k2FsGCUpOhUqKdyL0lqNrImQojagnUMXf8hex4AxYFRuMkNGcvJX5QAFGzB5WJQmSv8SiQ==",
       "dev": true,
       "requires": {
         "@babel/code-frame": "^7.0.0",
-        "@babel/generator": "^7.1.3",
+        "@babel/generator": "^7.1.6",
         "@babel/helper-function-name": "^7.1.0",
         "@babel/helper-split-export-declaration": "^7.0.0",
-        "@babel/parser": "^7.1.3",
-        "@babel/types": "^7.1.3",
-        "debug": "^3.1.0",
+        "@babel/parser": "^7.1.6",
+        "@babel/types": "^7.1.6",
+        "debug": "^4.1.0",
         "globals": "^11.1.0",
         "lodash": "^4.17.10"
       },
       "dependencies": {
+        "debug": {
+          "version": "4.1.0",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.0.tgz",
+          "integrity": "sha512-heNPJUJIqC+xB6ayLAMHaIrmN9HKa7aQO8MGqKpvCA+uJYVcvR6l5kgdrhRuwPFHU7P5/A1w0BjByPHwpfTDKg==",
+          "dev": true,
+          "requires": {
+            "ms": "^2.1.1"
+          }
+        },
         "globals": {
-          "version": "11.8.0",
-          "resolved": "https://registry.npmjs.org/globals/-/globals-11.8.0.tgz",
-          "integrity": "sha512-io6LkyPVuzCHBSQV9fmOwxZkUk6nIaGmxheLDgmuFv89j0fm2aqDbIXKAGfzCMHqz3HLF2Zf8WSG6VqMh2qFmA==",
+          "version": "11.9.0",
+          "resolved": "https://registry.npmjs.org/globals/-/globals-11.9.0.tgz",
+          "integrity": "sha512-5cJVtyXWH8PiJPVLZzzoIizXx944O4OmRro5MWKx5fT4MgcN7OfaMutPeaTdJCCURwbWdhhcCWcKIffPnmTzBg==",
+          "dev": true
+        },
+        "ms": {
+          "version": "2.1.1",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.1.tgz",
+          "integrity": "sha512-tgp+dl5cGk28utYktBsrFqA7HKgrhgPsg6Z/EfhWI4gl1Hwq8B/GmY/0oXZ6nF8hDVesS/FpnYaD/kOWhYQvyg==",
           "dev": true
         }
       }
     },
     "@babel/types": {
-      "version": "7.1.3",
-      "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.1.3.tgz",
-      "integrity": "sha512-RpPOVfK+yatXyn8n4PB1NW6k9qjinrXrRR8ugBN8fD6hCy5RXI6PSbVqpOJBO9oSaY7Nom4ohj35feb0UR9hSA==",
+      "version": "7.1.6",
+      "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.1.6.tgz",
+      "integrity": "sha512-DMiUzlY9DSjVsOylJssxLHSgj6tWM9PRFJOGW/RaOglVOK9nzTxoOMfTfRQXGUCUQ/HmlG2efwC+XqUEJ5ay4w==",
       "dev": true,
       "requires": {
         "esutils": "^2.0.2",
@@ -266,30 +281,27 @@
       }
     },
     "acorn": {
-      "version": "5.7.3",
-      "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.7.3.tgz",
-      "integrity": "sha512-T/zvzYRfbVojPWahDsE5evJdHb3oJoQfFbsrKM7w5Zcs++Tr257tia3BmMP8XYVjp1S9RZXQMh7gao96BlqZOw==",
+      "version": "6.0.4",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.0.4.tgz",
+      "integrity": "sha512-VY4i5EKSKkofY2I+6QLTbTTN/UvEQPCo6eiwzzSaSWfpaDhOmStMCMod6wmuPciNq+XS0faCglFu2lHZpdHUtg==",
       "dev": true
     },
     "acorn-jsx": {
-      "version": "4.1.1",
-      "resolved": "https://registry.npmjs.org/acorn-jsx/-/acorn-jsx-4.1.1.tgz",
-      "integrity": "sha512-JY+iV6r+cO21KtntVvFkD+iqjtdpRUpGqKWgfkCdZq1R+kbreEl8EcdcJR4SmiIgsIQT33s6QzheQ9a275Q8xw==",
-      "dev": true,
-      "requires": {
-        "acorn": "^5.0.3"
-      }
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/acorn-jsx/-/acorn-jsx-5.0.0.tgz",
+      "integrity": "sha512-XkB50fn0MURDyww9+UYL3c1yLbOBz0ZFvrdYlGB8l+Ije1oSC75qAqrzSPjYQbdnQUzhlUGNKuesryAv0gxZOg==",
+      "dev": true
     },
     "ajv": {
-      "version": "5.5.2",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-5.5.2.tgz",
-      "integrity": "sha1-c7Xuyj+rZT49P5Qis0GtQiBdyWU=",
+      "version": "6.5.5",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.5.5.tgz",
+      "integrity": "sha512-7q7gtRQDJSyuEHjuVgHoUa2VuemFiCMrfQc9Tc08XTAc4Zj/5U1buQJ0HU6i7fKjXU09SVgSmxa4sLvuvS8Iyg==",
       "dev": true,
       "requires": {
-        "co": "^4.6.0",
-        "fast-deep-equal": "^1.0.0",
+        "fast-deep-equal": "^2.0.1",
         "fast-json-stable-stringify": "^2.0.0",
-        "json-schema-traverse": "^0.3.0"
+        "json-schema-traverse": "^0.4.1",
+        "uri-js": "^4.2.2"
       }
     },
     "ajv-keywords": {
@@ -309,7 +321,7 @@
     },
     "ansi-escapes": {
       "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/ansi-escapes/-/ansi-escapes-3.1.0.tgz",
+      "resolved": "http://registry.npmjs.org/ansi-escapes/-/ansi-escapes-3.1.0.tgz",
       "integrity": "sha512-UgAb8H9D41AQnu/PbWlCofQVcnV4Gs2bBJi9eZPxfU/hgglFh3SMDMENRIqdr7H6XFnXdoknctFByVsCOotTVw==",
       "dev": true
     },
@@ -696,7 +708,7 @@
       "dependencies": {
         "jsesc": {
           "version": "1.3.0",
-          "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-1.3.0.tgz",
+          "resolved": "http://registry.npmjs.org/jsesc/-/jsesc-1.3.0.tgz",
           "integrity": "sha1-RsP+yMGJKxKwgz25vHYiF226s0s=",
           "dev": true
         }
@@ -1153,9 +1165,9 @@
       "dev": true
     },
     "bluebird": {
-      "version": "3.5.2",
-      "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-3.5.2.tgz",
-      "integrity": "sha512-dhHTWMI7kMx5whMQntl7Vr9C6BvV10lFXDAasnqnrMYhXVCzzk6IO9Fo2L75jXHT07WrOngL1WDXOp+yYS91Yg==",
+      "version": "3.5.3",
+      "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-3.5.3.tgz",
+      "integrity": "sha512-/qKPUQlaW1OyR51WeCPBvRnAlnZFUJkCSG5HzGnuIqhgyJtF+T94lFnn33eiazjRm2LAHVy2guNnaq48X9SJuw==",
       "dev": true
     },
     "boxen": {
@@ -1308,29 +1320,21 @@
       "dev": true,
       "requires": {
         "callsites": "^2.0.0"
-      },
-      "dependencies": {
-        "callsites": {
-          "version": "2.0.0",
-          "resolved": "https://registry.npmjs.org/callsites/-/callsites-2.0.0.tgz",
-          "integrity": "sha1-BuuE8A7qQT2oav/vrL/7Ngk7PFA=",
-          "dev": true
-        }
       }
     },
     "caller-path": {
-      "version": "0.1.0",
-      "resolved": "https://registry.npmjs.org/caller-path/-/caller-path-0.1.0.tgz",
-      "integrity": "sha1-lAhe9jWB7NPaqSREqP6U6CV3dR8=",
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/caller-path/-/caller-path-2.0.0.tgz",
+      "integrity": "sha1-Ro+DBE42mrIBD6xfBs7uFbsssfQ=",
       "dev": true,
       "requires": {
-        "callsites": "^0.2.0"
+        "caller-callsite": "^2.0.0"
       }
     },
     "callsites": {
-      "version": "0.2.0",
-      "resolved": "https://registry.npmjs.org/callsites/-/callsites-0.2.0.tgz",
-      "integrity": "sha1-r6uWJikQp/M8GaV3WCXGnzTjUMo=",
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/callsites/-/callsites-2.0.0.tgz",
+      "integrity": "sha1-BuuE8A7qQT2oav/vrL/7Ngk7PFA=",
       "dev": true
     },
     "camelcase": {
@@ -1485,12 +1489,6 @@
       "integrity": "sha1-/xnt6Kml5XkyQUewwR8PvLq+1jk=",
       "dev": true
     },
-    "co": {
-      "version": "4.6.0",
-      "resolved": "https://registry.npmjs.org/co/-/co-4.6.0.tgz",
-      "integrity": "sha1-bqa989hTrlTMuOR7+gvz+QMfsYQ=",
-      "dev": true
-    },
     "co-with-promise": {
       "version": "4.6.0",
       "resolved": "https://registry.npmjs.org/co-with-promise/-/co-with-promise-4.6.0.tgz",
@@ -1640,7 +1638,7 @@
     },
     "core-assert": {
       "version": "0.2.1",
-      "resolved": "https://registry.npmjs.org/core-assert/-/core-assert-0.2.1.tgz",
+      "resolved": "http://registry.npmjs.org/core-assert/-/core-assert-0.2.1.tgz",
       "integrity": "sha1-+F4s+b/tKPdzzIs/pcW2m9wC/j8=",
       "dev": true,
       "requires": {
@@ -1766,7 +1764,7 @@
     },
     "debug-log": {
       "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/debug-log/-/debug-log-1.0.1.tgz",
+      "resolved": "http://registry.npmjs.org/debug-log/-/debug-log-1.0.1.tgz",
       "integrity": "sha1-IwdjLUwEOCuN+KMvcLiVBG1SdF8=",
       "dev": true
     },
@@ -1884,52 +1882,6 @@
         }
       }
     },
-    "del": {
-      "version": "2.2.2",
-      "resolved": "https://registry.npmjs.org/del/-/del-2.2.2.tgz",
-      "integrity": "sha1-wSyYHQZ4RshLyvhiz/kw2Qf/0ag=",
-      "dev": true,
-      "requires": {
-        "globby": "^5.0.0",
-        "is-path-cwd": "^1.0.0",
-        "is-path-in-cwd": "^1.0.0",
-        "object-assign": "^4.0.1",
-        "pify": "^2.0.0",
-        "pinkie-promise": "^2.0.0",
-        "rimraf": "^2.2.8"
-      },
-      "dependencies": {
-        "globby": {
-          "version": "5.0.0",
-          "resolved": "https://registry.npmjs.org/globby/-/globby-5.0.0.tgz",
-          "integrity": "sha1-69hGZ8oNuzMLmbz8aOrCvFQ3Dg0=",
-          "dev": true,
-          "requires": {
-            "array-union": "^1.0.1",
-            "arrify": "^1.0.0",
-            "glob": "^7.0.3",
-            "object-assign": "^4.0.1",
-            "pify": "^2.0.0",
-            "pinkie-promise": "^2.0.0"
-          }
-        },
-        "pinkie": {
-          "version": "2.0.4",
-          "resolved": "https://registry.npmjs.org/pinkie/-/pinkie-2.0.4.tgz",
-          "integrity": "sha1-clVrgM+g1IqXToDnckjoDtT3+HA=",
-          "dev": true
-        },
-        "pinkie-promise": {
-          "version": "2.0.1",
-          "resolved": "https://registry.npmjs.org/pinkie-promise/-/pinkie-promise-2.0.1.tgz",
-          "integrity": "sha1-ITXW36ejWMBprJsXh3YogihFD/o=",
-          "dev": true,
-          "requires": {
-            "pinkie": "^2.0.0"
-          }
-        }
-      }
-    },
     "delayed-stream": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
@@ -2103,18 +2055,6 @@
         "text-table": "^0.2.0"
       },
       "dependencies": {
-        "ajv": {
-          "version": "6.5.4",
-          "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.5.4.tgz",
-          "integrity": "sha512-4Wyjt8+t6YszqaXnLDfMmG/8AlO5Zbcsy3ATHncCzjW/NoPzAId8AK6749Ybjmdt+kUY1gP60fCu46oDxPv/mg==",
-          "dev": true,
-          "requires": {
-            "fast-deep-equal": "^2.0.1",
-            "fast-json-stable-stringify": "^2.0.0",
-            "json-schema-traverse": "^0.4.1",
-            "uri-js": "^4.2.2"
-          }
-        },
         "cross-spawn": {
           "version": "6.0.5",
           "resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-6.0.5.tgz",
@@ -2128,22 +2068,10 @@
             "which": "^1.2.9"
           }
         },
-        "fast-deep-equal": {
-          "version": "2.0.1",
-          "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-2.0.1.tgz",
-          "integrity": "sha1-ewUhjd+WZ79/Nwv3/bLLFf3Qqkk=",
-          "dev": true
-        },
         "globals": {
-          "version": "11.8.0",
-          "resolved": "https://registry.npmjs.org/globals/-/globals-11.8.0.tgz",
-          "integrity": "sha512-io6LkyPVuzCHBSQV9fmOwxZkUk6nIaGmxheLDgmuFv89j0fm2aqDbIXKAGfzCMHqz3HLF2Zf8WSG6VqMh2qFmA==",
-          "dev": true
-        },
-        "json-schema-traverse": {
-          "version": "0.4.1",
-          "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz",
-          "integrity": "sha512-xbbCH5dCYU5T8LcEhhuh7HJ88HXuW3qsI3Y0zOZFKfZEHcpWiHU/Jxzk629Brsab/mMiHQti9wMP+845RPe3Vg==",
+          "version": "11.9.0",
+          "resolved": "https://registry.npmjs.org/globals/-/globals-11.9.0.tgz",
+          "integrity": "sha512-5cJVtyXWH8PiJPVLZzzoIizXx944O4OmRro5MWKx5fT4MgcN7OfaMutPeaTdJCCURwbWdhhcCWcKIffPnmTzBg==",
           "dev": true
         }
       }
@@ -2246,13 +2174,13 @@
       }
     },
     "eslint-plugin-es": {
-      "version": "1.3.1",
-      "resolved": "https://registry.npmjs.org/eslint-plugin-es/-/eslint-plugin-es-1.3.1.tgz",
-      "integrity": "sha512-9XcVyZiQRVeFjqHw8qHNDAZcQLqaHlOGGpeYqzYh8S4JYCWTCO3yzyen8yVmA5PratfzTRWDwCOFphtDEG+w/w==",
+      "version": "1.3.2",
+      "resolved": "https://registry.npmjs.org/eslint-plugin-es/-/eslint-plugin-es-1.3.2.tgz",
+      "integrity": "sha512-xrdbConViY20DhGrt9FwjhDo4fr/9Yus2pYf0xJsdJaCcUzMq7+pAoNH7kSXF6V08bRHMpgDWclYbcr/Sn3hNg==",
       "dev": true,
       "requires": {
         "eslint-utils": "^1.3.0",
-        "regexpp": "^2.0.0"
+        "regexpp": "^2.0.1"
       }
     },
     "eslint-plugin-import": {
@@ -2284,7 +2212,7 @@
         },
         "doctrine": {
           "version": "1.5.0",
-          "resolved": "https://registry.npmjs.org/doctrine/-/doctrine-1.5.0.tgz",
+          "resolved": "http://registry.npmjs.org/doctrine/-/doctrine-1.5.0.tgz",
           "integrity": "sha1-N53Ocw9hZvds76TmcHoVmwLFpvo=",
           "dev": true,
           "requires": {
@@ -2368,13 +2296,14 @@
       }
     },
     "espree": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/espree/-/espree-4.0.0.tgz",
-      "integrity": "sha512-kapdTCt1bjmspxStVKX6huolXVV5ZfyZguY1lcfhVVZstce3bqxH9mcLzNn3/mlgW6wQ732+0fuG9v7h0ZQoKg==",
+      "version": "4.1.0",
+      "resolved": "https://registry.npmjs.org/espree/-/espree-4.1.0.tgz",
+      "integrity": "sha512-I5BycZW6FCVIub93TeVY1s7vjhP9CY6cXCznIRfiig7nRviKZYdRnj/sHEWC6A7WE9RDWOFq9+7OsWSYz8qv2w==",
       "dev": true,
       "requires": {
-        "acorn": "^5.6.0",
-        "acorn-jsx": "^4.1.1"
+        "acorn": "^6.0.2",
+        "acorn-jsx": "^5.0.0",
+        "eslint-visitor-keys": "^1.0.0"
       }
     },
     "esprima": {
@@ -2509,9 +2438,9 @@
       "dev": true
     },
     "fast-deep-equal": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-1.1.0.tgz",
-      "integrity": "sha1-wFNHeBfIa1HaqFPIHgWbcz0CNhQ=",
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-2.0.1.tgz",
+      "integrity": "sha1-ewUhjd+WZ79/Nwv3/bLLFf3Qqkk=",
       "dev": true
     },
     "fast-diff": {
@@ -2597,14 +2526,14 @@
       }
     },
     "flat-cache": {
-      "version": "1.3.0",
-      "resolved": "https://registry.npmjs.org/flat-cache/-/flat-cache-1.3.0.tgz",
-      "integrity": "sha1-0wMLMrOBVPTjt+nHCfSQ9++XxIE=",
+      "version": "1.3.4",
+      "resolved": "https://registry.npmjs.org/flat-cache/-/flat-cache-1.3.4.tgz",
+      "integrity": "sha512-VwyB3Lkgacfik2vhqR4uv2rvebqmDvFu4jlN/C1RzWoJEo8I7z4Q404oiqYCkq41mni8EzQnm95emU9seckwtg==",
       "dev": true,
       "requires": {
         "circular-json": "^0.3.1",
-        "del": "^2.0.2",
         "graceful-fs": "^4.1.2",
+        "rimraf": "~2.6.2",
         "write": "^0.2.1"
       }
     },
@@ -2689,8 +2618,7 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -2711,14 +2639,12 @@
         "balanced-match": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "balanced-match": "^1.0.0",
             "concat-map": "0.0.1"
@@ -2733,20 +2659,17 @@
         "code-point-at": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "concat-map": {
           "version": "0.0.1",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -2863,8 +2786,7 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "ini": {
           "version": "1.3.5",
@@ -2876,7 +2798,6 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -2891,7 +2812,6 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
@@ -2899,14 +2819,12 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "minipass": {
           "version": "2.2.4",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.1",
             "yallist": "^3.0.0"
@@ -2925,7 +2843,6 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -3006,8 +2923,7 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -3019,7 +2935,6 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -3105,8 +3020,7 @@
         "safe-buffer": {
           "version": "5.1.1",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -3142,7 +3056,6 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -3162,7 +3075,6 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -3206,14 +3118,12 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "yallist": {
           "version": "3.0.2",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         }
       }
     },
@@ -3318,7 +3228,7 @@
     },
     "globby": {
       "version": "6.1.0",
-      "resolved": "https://registry.npmjs.org/globby/-/globby-6.1.0.tgz",
+      "resolved": "http://registry.npmjs.org/globby/-/globby-6.1.0.tgz",
       "integrity": "sha1-9abXDoOV4hyFj7BInWTfAkJNUGw=",
       "dev": true,
       "requires": {
@@ -3366,9 +3276,9 @@
       }
     },
     "graceful-fs": {
-      "version": "4.1.11",
-      "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.1.11.tgz",
-      "integrity": "sha1-Dovf5NHduIVNZOBOp8AOKgJuVlg=",
+      "version": "4.1.15",
+      "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.1.15.tgz",
+      "integrity": "sha512-6uHUhOPEBgQ24HM+r6b/QwWfZq+yiFcipKFrOFiBEnWdy5sdzYoi+pJeQaPI5qOLRFqWmAXUPQNsielzdLoecA==",
       "dev": true
     },
     "growl": {
@@ -3384,12 +3294,12 @@
       "dev": true
     },
     "har-validator": {
-      "version": "5.1.0",
-      "resolved": "https://registry.npmjs.org/har-validator/-/har-validator-5.1.0.tgz",
-      "integrity": "sha512-+qnmNjI4OfH2ipQ9VQOw23bBd/ibtfbVdK2fYbY4acTDqKTW/YDp9McimZdDbG8iV9fZizUqQMD5xvriB146TA==",
+      "version": "5.1.3",
+      "resolved": "https://registry.npmjs.org/har-validator/-/har-validator-5.1.3.tgz",
+      "integrity": "sha512-sNvOCzEQNr/qrvJgc3UG/kD4QtlHycrzwS+6mfTrrSq97BvaYcPZZI1ZSqGSPR73Cxn4LKTD4PttRwfU7jWq5g==",
       "dev": true,
       "requires": {
-        "ajv": "^5.3.0",
+        "ajv": "^6.5.5",
         "har-schema": "^2.0.0"
       }
     },
@@ -3721,17 +3631,6 @@
       "requires": {
         "caller-path": "^2.0.0",
         "resolve-from": "^3.0.0"
-      },
-      "dependencies": {
-        "caller-path": {
-          "version": "2.0.0",
-          "resolved": "https://registry.npmjs.org/caller-path/-/caller-path-2.0.0.tgz",
-          "integrity": "sha1-Ro+DBE42mrIBD6xfBs7uFbsssfQ=",
-          "dev": true,
-          "requires": {
-            "caller-callsite": "^2.0.0"
-          }
-        }
       }
     },
     "import-lazy": {
@@ -4016,21 +3915,6 @@
         "symbol-observable": "^1.1.0"
       }
     },
-    "is-path-cwd": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/is-path-cwd/-/is-path-cwd-1.0.0.tgz",
-      "integrity": "sha1-0iXsIxMuie3Tj9p2dHLmLmXxEG0=",
-      "dev": true
-    },
-    "is-path-in-cwd": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/is-path-in-cwd/-/is-path-in-cwd-1.0.1.tgz",
-      "integrity": "sha512-FjV1RTW48E7CWM7eE/J2NJvAEEVektecDBVBE5Hh3nM1Jd0kvhHtX68Pr3xsDf857xt3Y4AkwVULK1Vku62aaQ==",
-      "dev": true,
-      "requires": {
-        "is-path-inside": "^1.0.0"
-      }
-    },
     "is-path-inside": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/is-path-inside/-/is-path-inside-1.0.1.tgz",
@@ -4225,7 +4109,7 @@
     },
     "jsesc": {
       "version": "0.5.0",
-      "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz",
+      "resolved": "http://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz",
       "integrity": "sha1-597mbjXW/Bb3EP6R1c9p9w8IkR0=",
       "dev": true
     },
@@ -4242,9 +4126,9 @@
       "dev": true
     },
     "json-schema-traverse": {
-      "version": "0.3.1",
-      "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.3.1.tgz",
-      "integrity": "sha1-NJptRMU6Ud6JtAgFxdXlm0F9M0A=",
+      "version": "0.4.1",
+      "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz",
+      "integrity": "sha512-xbbCH5dCYU5T8LcEhhuh7HJ88HXuW3qsI3Y0zOZFKfZEHcpWiHU/Jxzk629Brsab/mMiHQti9wMP+845RPe3Vg==",
       "dev": true
     },
     "json-stable-stringify-without-jsonify": {
@@ -4727,18 +4611,18 @@
       }
     },
     "mime-db": {
-      "version": "1.36.0",
-      "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.36.0.tgz",
-      "integrity": "sha512-L+xvyD9MkoYMXb1jAmzI/lWYAxAMCPvIBSWur0PZ5nOf5euahRLVqH//FKW9mWp2lkqUgYiXPgkzfMUFi4zVDw==",
+      "version": "1.37.0",
+      "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.37.0.tgz",
+      "integrity": "sha512-R3C4db6bgQhlIhPU48fUtdVmKnflq+hRdad7IyKhtFj06VPNVdk2RhiYL3UjQIlso8L+YxAtFkobT0VK+S/ybg==",
       "dev": true
     },
     "mime-types": {
-      "version": "2.1.20",
-      "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.20.tgz",
-      "integrity": "sha512-HrkrPaP9vGuWbLK1B1FfgAkbqNjIuy4eHlIYnFi7kamZyLLrGlo2mpcx0bBmNpKqBtYtAfGbodDddIgddSJC2A==",
+      "version": "2.1.21",
+      "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.21.tgz",
+      "integrity": "sha512-3iL6DbwpyLzjR3xHSFNFeb9Nz/M8WDkX33t1GFQnFOllWk8pOrh/LSrB5OXlnlW5P9LH73X6loW/eogc+F5lJg==",
       "dev": true,
       "requires": {
-        "mime-db": "~1.36.0"
+        "mime-db": "~1.37.0"
       }
     },
     "mimic-fn": {
@@ -4946,7 +4830,6 @@
           "version": "0.1.4",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "kind-of": "^3.0.2",
             "longest": "^1.0.1",
@@ -5271,8 +5154,7 @@
         "is-buffer": {
           "version": "1.1.6",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "is-builtin-module": {
           "version": "1.0.0",
@@ -5356,7 +5238,6 @@
           "version": "3.2.2",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "is-buffer": "^1.1.5"
           }
@@ -5403,8 +5284,7 @@
         "longest": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "lru-cache": {
           "version": "4.1.3",
@@ -5670,8 +5550,7 @@
         "repeat-string": {
           "version": "1.6.1",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "require-directory": {
           "version": "2.1.1",
@@ -6206,13 +6085,13 @@
     },
     "os-homedir": {
       "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/os-homedir/-/os-homedir-1.0.2.tgz",
+      "resolved": "http://registry.npmjs.org/os-homedir/-/os-homedir-1.0.2.tgz",
       "integrity": "sha1-/7xJiDNuDoM94MFox+8VISGqf7M=",
       "dev": true
     },
     "os-tmpdir": {
       "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/os-tmpdir/-/os-tmpdir-1.0.2.tgz",
+      "resolved": "http://registry.npmjs.org/os-tmpdir/-/os-tmpdir-1.0.2.tgz",
       "integrity": "sha1-u+Z0BseaqFxc/sdm/lc0VV36EnQ=",
       "dev": true
     },
@@ -6311,7 +6190,7 @@
     },
     "path-is-absolute": {
       "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.1.tgz",
+      "resolved": "http://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.1.tgz",
       "integrity": "sha1-F0uSaHNVNP+8es5r9TpanhtcX18=",
       "dev": true
     },
@@ -6350,7 +6229,7 @@
     },
     "pify": {
       "version": "2.3.0",
-      "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+      "resolved": "http://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
       "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw=",
       "dev": true
     },
@@ -6545,9 +6424,9 @@
       }
     },
     "punycode": {
-      "version": "1.4.1",
-      "resolved": "https://registry.npmjs.org/punycode/-/punycode-1.4.1.tgz",
-      "integrity": "sha1-wNWmOycYgArY4esPpSachN1BhF4=",
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.1.1.tgz",
+      "integrity": "sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A==",
       "dev": true
     },
     "qs": {
@@ -6557,9 +6436,9 @@
       "dev": true
     },
     "randomatic": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/randomatic/-/randomatic-3.1.0.tgz",
-      "integrity": "sha512-KnGPVE0lo2WoXxIZ7cPR8YBpiol4gsSuOwDSg410oHh80ZMp5EiypNqL2K4Z77vJn6lB5rap7IkAmcUlalcnBQ==",
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/randomatic/-/randomatic-3.1.1.tgz",
+      "integrity": "sha512-TuDE5KxZ0J461RVjrJZCJc+J+zCkTb1MbH9AQUq68sMhOMcy9jLcb3BrZKgp9q9Ncltdg4QVqWrH02W2EFFVYw==",
       "dev": true,
       "requires": {
         "is-number": "^4.0.0",
@@ -7023,7 +6902,7 @@
     },
     "regjsgen": {
       "version": "0.2.0",
-      "resolved": "https://registry.npmjs.org/regjsgen/-/regjsgen-0.2.0.tgz",
+      "resolved": "http://registry.npmjs.org/regjsgen/-/regjsgen-0.2.0.tgz",
       "integrity": "sha1-bAFq3qxVT3WCP+N6wFuS1aTtsfc=",
       "dev": true
     },
@@ -7108,7 +6987,7 @@
     },
     "require-uncached": {
       "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/require-uncached/-/require-uncached-1.0.3.tgz",
+      "resolved": "http://registry.npmjs.org/require-uncached/-/require-uncached-1.0.3.tgz",
       "integrity": "sha1-Tg1W1slmL9MeQwEcS5WqSZVUIdM=",
       "dev": true,
       "requires": {
@@ -7116,6 +6995,21 @@
         "resolve-from": "^1.0.0"
       },
       "dependencies": {
+        "caller-path": {
+          "version": "0.1.0",
+          "resolved": "https://registry.npmjs.org/caller-path/-/caller-path-0.1.0.tgz",
+          "integrity": "sha1-lAhe9jWB7NPaqSREqP6U6CV3dR8=",
+          "dev": true,
+          "requires": {
+            "callsites": "^0.2.0"
+          }
+        },
+        "callsites": {
+          "version": "0.2.0",
+          "resolved": "https://registry.npmjs.org/callsites/-/callsites-0.2.0.tgz",
+          "integrity": "sha1-r6uWJikQp/M8GaV3WCXGnzTjUMo=",
+          "dev": true
+        },
         "resolve-from": {
           "version": "1.0.1",
           "resolved": "https://registry.npmjs.org/resolve-from/-/resolve-from-1.0.1.tgz",
@@ -7224,7 +7118,7 @@
     },
     "safe-regex": {
       "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/safe-regex/-/safe-regex-1.1.0.tgz",
+      "resolved": "http://registry.npmjs.org/safe-regex/-/safe-regex-1.1.0.tgz",
       "integrity": "sha1-QKNmnzsHfR6UPURinhV91IAjvy4=",
       "dev": true,
       "requires": {
@@ -7525,9 +7419,9 @@
       }
     },
     "spdx-license-ids": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/spdx-license-ids/-/spdx-license-ids-3.0.1.tgz",
-      "integrity": "sha512-TfOfPcYGBB5sDuPn3deByxPhmfegAhpDYKSOXZQN81Oyrrif8ZCodOLzK3AesELnCx03kikhyDwh0pfvvQvF8w==",
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/spdx-license-ids/-/spdx-license-ids-3.0.2.tgz",
+      "integrity": "sha512-qky9CVt0lVIECkEsYbNILVnPvycuEBkXoMFLRWsREkomQLevYhtRKC+R91a5TOAQ3bCMjikRwhyaRqj1VYatYg==",
       "dev": true
     },
     "split-string": {
@@ -7546,9 +7440,9 @@
       "dev": true
     },
     "sshpk": {
-      "version": "1.15.1",
-      "resolved": "https://registry.npmjs.org/sshpk/-/sshpk-1.15.1.tgz",
-      "integrity": "sha512-mSdgNUaidk+dRU5MhYtN9zebdzF2iG0cNPWy8HG+W8y+fT1JnSkh0fzzpjOa0L7P8i1Rscz38t0h4gPcKz43xA==",
+      "version": "1.15.2",
+      "resolved": "https://registry.npmjs.org/sshpk/-/sshpk-1.15.2.tgz",
+      "integrity": "sha512-Ra/OXQtuh0/enyl4ETZAfTaeksa6BXks5ZcjpSUNrjBr0DvrJKX+1fsKDPpT9TBXgHAFsa4510aNVgI8g/+SzA==",
       "dev": true,
       "requires": {
         "asn1": "~0.2.3",
@@ -7563,9 +7457,9 @@
       }
     },
     "stack-utils": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/stack-utils/-/stack-utils-1.0.1.tgz",
-      "integrity": "sha1-1PM6tU6OOHeLDKXP07OvsS22hiA=",
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/stack-utils/-/stack-utils-1.0.2.tgz",
+      "integrity": "sha512-MTX+MeG5U994cazkjd/9KNAapsHnibjMLnfXodlkXw76JEea0UiNzrqidzo1emMwk7w5Qhc9jd4Bn9TBb1MFwA==",
       "dev": true
     },
     "standard": {
@@ -7685,7 +7579,7 @@
     },
     "strip-eof": {
       "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/strip-eof/-/strip-eof-1.0.0.tgz",
+      "resolved": "http://registry.npmjs.org/strip-eof/-/strip-eof-1.0.0.tgz",
       "integrity": "sha1-u0P/VZim6wXYm1n80SnJgzE2Br8=",
       "dev": true
     },
@@ -7752,32 +7646,6 @@
         "lodash": "^4.17.4",
         "slice-ansi": "1.0.0",
         "string-width": "^2.1.1"
-      },
-      "dependencies": {
-        "ajv": {
-          "version": "6.5.4",
-          "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.5.4.tgz",
-          "integrity": "sha512-4Wyjt8+t6YszqaXnLDfMmG/8AlO5Zbcsy3ATHncCzjW/NoPzAId8AK6749Ybjmdt+kUY1gP60fCu46oDxPv/mg==",
-          "dev": true,
-          "requires": {
-            "fast-deep-equal": "^2.0.1",
-            "fast-json-stable-stringify": "^2.0.0",
-            "json-schema-traverse": "^0.4.1",
-            "uri-js": "^4.2.2"
-          }
-        },
-        "fast-deep-equal": {
-          "version": "2.0.1",
-          "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-2.0.1.tgz",
-          "integrity": "sha1-ewUhjd+WZ79/Nwv3/bLLFf3Qqkk=",
-          "dev": true
-        },
-        "json-schema-traverse": {
-          "version": "0.4.1",
-          "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz",
-          "integrity": "sha512-xbbCH5dCYU5T8LcEhhuh7HJ88HXuW3qsI3Y0zOZFKfZEHcpWiHU/Jxzk629Brsab/mMiHQti9wMP+845RPe3Vg==",
-          "dev": true
-        }
       }
     },
     "term-size": {
@@ -7802,12 +7670,12 @@
       "dev": true
     },
     "through2": {
-      "version": "2.0.3",
-      "resolved": "https://registry.npmjs.org/through2/-/through2-2.0.3.tgz",
-      "integrity": "sha1-AARWmzfHx0ujnEPzzteNGtlBQL4=",
+      "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": "^2.1.5",
+        "readable-stream": "~2.3.6",
         "xtend": "~4.0.1"
       }
     },
@@ -7888,6 +7756,14 @@
       "requires": {
         "psl": "^1.1.24",
         "punycode": "^1.4.1"
+      },
+      "dependencies": {
+        "punycode": {
+          "version": "1.4.1",
+          "resolved": "https://registry.npmjs.org/punycode/-/punycode-1.4.1.tgz",
+          "integrity": "sha1-wNWmOycYgArY4esPpSachN1BhF4=",
+          "dev": true
+        }
       }
     },
     "trim-newlines": {
@@ -8076,14 +7952,6 @@
       "dev": true,
       "requires": {
         "punycode": "^2.1.0"
-      },
-      "dependencies": {
-        "punycode": {
-          "version": "2.1.1",
-          "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.1.1.tgz",
-          "integrity": "sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A==",
-          "dev": true
-        }
       }
     },
     "urix": {
diff --git a/package.json b/package.json
index 0302d8e..c29b5d6 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,7 @@
     "src/*"
   ],
   "engines": {
-    "node": ">=10.9.0"
+    "node": ">=10.13.0"
   },
   "publishConfig": {
     "access": "public"