diff --git a/package-lock.json b/package-lock.json
index 07b14ea9..68fbc5f8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1774,12 +1774,6 @@
         "minimatch": "^3.0.4"
       }
     },
-    "duplexer": {
-      "version": "0.1.1",
-      "resolved": "http://registry.npmjs.org/duplexer/-/duplexer-0.1.1.tgz",
-      "integrity": "sha1-rOb/gIwc5mtX0ev5eXessCM0z8E=",
-      "dev": true
-    },
     "duplexer3": {
       "version": "0.1.4",
       "resolved": "https://registry.npmjs.org/duplexer3/-/duplexer3-0.1.4.tgz",
@@ -2286,22 +2280,6 @@
       "resolved": "https://registry.npmjs.org/esutils/-/esutils-2.0.2.tgz",
       "integrity": "sha1-Cr9PHKpbyx96nYrMbepPqqBLrJs="
     },
-    "event-stream": {
-      "version": "3.3.6",
-      "resolved": "https://registry.npmjs.org/event-stream/-/event-stream-3.3.6.tgz",
-      "integrity": "sha512-dGXNg4F/FgVzlApjzItL+7naHutA3fDqbV/zAZqDDlXTjiMnQmZKu+prImWKszeBM5UQeGvAl3u1wBiKeDh61g==",
-      "dev": true,
-      "requires": {
-        "duplexer": "^0.1.1",
-        "flatmap-stream": "^0.1.0",
-        "from": "^0.1.7",
-        "map-stream": "0.0.7",
-        "pause-stream": "^0.0.11",
-        "split": "^1.0.1",
-        "stream-combiner": "^0.2.2",
-        "through": "^2.3.8"
-      }
-    },
     "execa": {
       "version": "0.9.0",
       "resolved": "https://registry.npmjs.org/execa/-/execa-0.9.0.tgz",
@@ -2538,12 +2516,6 @@
         "write": "^0.2.1"
       }
     },
-    "flatmap-stream": {
-      "version": "0.1.1",
-      "resolved": "https://registry.npmjs.org/flatmap-stream/-/flatmap-stream-0.1.1.tgz",
-      "integrity": "sha512-lAq4tLbm3sidmdCN8G3ExaxH7cUCtP5mgDvrYowsx84dcYkJJ4I28N7gkxA6+YlSXzaGLJYIDEi9WGfXzMiXdw==",
-      "dev": true
-    },
     "for-each": {
       "version": "0.3.3",
       "resolved": "https://registry.npmjs.org/for-each/-/for-each-0.3.3.tgz",
@@ -2566,12 +2538,6 @@
         "map-cache": "^0.2.2"
       }
     },
-    "from": {
-      "version": "0.1.7",
-      "resolved": "https://registry.npmjs.org/from/-/from-0.1.7.tgz",
-      "integrity": "sha1-g8YK/Fi5xWmXAH7Rp2izqzA6RP4=",
-      "dev": true
-    },
     "fs-access": {
       "version": "1.0.1",
       "resolved": "http://registry.npmjs.org/fs-access/-/fs-access-1.0.1.tgz",
@@ -2616,8 +2582,7 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -2638,14 +2603,12 @@
         "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"
@@ -2660,20 +2623,17 @@
         "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",
@@ -2790,8 +2750,7 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "ini": {
           "version": "1.3.5",
@@ -2803,7 +2762,6 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -2818,7 +2776,6 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
@@ -2826,14 +2783,12 @@
         "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"
@@ -2852,7 +2807,6 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -2933,8 +2887,7 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -2946,7 +2899,6 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -3032,8 +2984,7 @@
         "safe-buffer": {
           "version": "5.1.1",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -3069,7 +3020,6 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -3089,7 +3039,6 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -3133,14 +3082,12 @@
         "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
         }
       }
     },
@@ -4681,12 +4628,6 @@
       "resolved": "https://registry.npmjs.org/map-obj/-/map-obj-2.0.0.tgz",
       "integrity": "sha1-plzSkIepJZi4eRJXpSPgISIqwfk="
     },
-    "map-stream": {
-      "version": "0.0.7",
-      "resolved": "https://registry.npmjs.org/map-stream/-/map-stream-0.0.7.tgz",
-      "integrity": "sha1-ih8HiW2CsQkmvTdEokIACfiJdKg=",
-      "dev": true
-    },
     "map-visit": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/map-visit/-/map-visit-1.0.0.tgz",
@@ -5113,7 +5054,6 @@
           "version": "0.1.4",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "kind-of": "^3.0.2",
             "longest": "^1.0.1",
@@ -5438,8 +5378,7 @@
         "is-buffer": {
           "version": "1.1.6",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "is-builtin-module": {
           "version": "1.0.0",
@@ -5523,7 +5462,6 @@
           "version": "3.2.2",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "is-buffer": "^1.1.5"
           }
@@ -5570,8 +5508,7 @@
         "longest": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "lru-cache": {
           "version": "4.1.3",
@@ -5837,8 +5774,7 @@
         "repeat-string": {
           "version": "1.6.1",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "require-directory": {
           "version": "2.1.1",
@@ -6473,15 +6409,6 @@
         "pify": "^3.0.0"
       }
     },
-    "pause-stream": {
-      "version": "0.0.11",
-      "resolved": "http://registry.npmjs.org/pause-stream/-/pause-stream-0.0.11.tgz",
-      "integrity": "sha1-/lo0sMvOErWqaitAPuLnO2AvFEU=",
-      "dev": true,
-      "requires": {
-        "through": "~2.3"
-      }
-    },
     "pidtree": {
       "version": "0.3.0",
       "resolved": "https://registry.npmjs.org/pidtree/-/pidtree-0.3.0.tgz",
@@ -6625,28 +6552,16 @@
         "object-assign": "^4.1.1"
       }
     },
-    "ps-tree": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/ps-tree/-/ps-tree-1.1.0.tgz",
-      "integrity": "sha1-tCGyQUDWID8e08dplrRCewjowBQ=",
-      "dev": true,
-      "requires": {
-        "event-stream": "~3.3.0"
-      }
-    },
     "pseudomap": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/pseudomap/-/pseudomap-1.0.2.tgz",
       "integrity": "sha1-8FKijacOYYkX7wqKw0wa5aaChrM="
     },
     "pstree.remy": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/pstree.remy/-/pstree.remy-1.1.0.tgz",
-      "integrity": "sha512-q5I5vLRMVtdWa8n/3UEzZX7Lfghzrg9eG2IKk2ENLSofKRCXVqMvMUHxCKgXNaqH/8ebhBxrqftHWnyTFweJ5Q==",
-      "dev": true,
-      "requires": {
-        "ps-tree": "^1.1.0"
-      }
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/pstree.remy/-/pstree.remy-1.1.2.tgz",
+      "integrity": "sha512-vL6NLxNHzkNTjGJUpMm5PLC+94/0tTlC1vkP9bdU0pOHih+EujMjgMTwfZopZvHWRFbqJ5Y73OMoau50PewDDA==",
+      "dev": true
     },
     "pump": {
       "version": "3.0.0",
@@ -7381,16 +7296,6 @@
         }
       }
     },
-    "stream-combiner": {
-      "version": "0.2.2",
-      "resolved": "http://registry.npmjs.org/stream-combiner/-/stream-combiner-0.2.2.tgz",
-      "integrity": "sha1-rsjLrBd7Vrb0+kec7YwZEs7lKFg=",
-      "dev": true,
-      "requires": {
-        "duplexer": "~0.1.1",
-        "through": "~2.3.4"
-      }
-    },
     "string-argv": {
       "version": "0.0.2",
       "resolved": "https://registry.npmjs.org/string-argv/-/string-argv-0.0.2.tgz",
diff --git a/package.json b/package.json
index 79f90f98..a06941c3 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
   "devDependencies": {
     "eslint-config-ybiquitous": "6.2.0",
     "fs-extra": "7.0.1",
-    "nodemon": "1.18.6",
+    "nodemon": "^1.18.6",
     "nyc": "13.1.0",
     "tape": "4.9.1"
   },