Remove unused dependencies

server/package-lock.json

@@ -10,12 +10,6 @@
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       "dev": true
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-      "integrity": "sha1-kbR5JYinc4wl813W9jdSovh3YTU=",
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@@ -1801,11 +1795,6 @@
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-      "resolved": "https://registry.npmjs.org/eventemitter3/-/eventemitter3-2.0.3.tgz",
-      "integrity": "sha1-teEHm1n7XhuidxwKmTvgYKWMmbo="
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@@ -3588,64 +3577,6 @@
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       "dev": true
     },
-    "istanbul": {
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-      "resolved": "https://registry.npmjs.org/istanbul/-/istanbul-0.4.5.tgz",
-      "integrity": "sha1-ZcfXPUxNqE1POsMQuRj7C4Azczs=",
-      "dev": true,
-      "requires": {
-        "abbrev": "1.0.9",
-        "async": "1.5.2",
-        "escodegen": "1.8.1",
-        "esprima": "2.7.3",
-        "glob": "5.0.15",
-        "handlebars": "4.0.11",
-        "js-yaml": "3.10.0",
-        "mkdirp": "0.5.1",
-        "nopt": "3.0.6",
-        "once": "1.4.0",
-        "resolve": "1.1.7",
-        "supports-color": "3.2.3",
-        "which": "1.3.0",
-        "wordwrap": "1.0.0"
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-      "dependencies": {
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-          "integrity": "sha1-7GphrlZIDAw8skHJVhjiCJL5Zyo=",
-          "dev": true
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-        "glob": {
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-          "resolved": "https://registry.npmjs.org/glob/-/glob-5.0.15.tgz",
-          "integrity": "sha1-G8k2ueAvSmA/zCIuz3Yz0wuLk7E=",
-          "dev": true,
-          "requires": {
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-            "inherits": "2.0.3",
-            "minimatch": "3.0.4",
-            "once": "1.4.0",
-            "path-is-absolute": "1.0.1"
-          }
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-        "has-flag": {
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-          "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-1.0.0.tgz",
-          "integrity": "sha1-nZ55MWXOAXoA8AQYxD+UKnsdEfo=",
-          "dev": true
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-        "supports-color": {
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-          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-3.2.3.tgz",
-          "integrity": "sha1-ZawFBLOVQXHYpklGsq48u4pfVPY=",
-          "dev": true,
-          "requires": {
-            "has-flag": "1.0.0"
-          }
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-      }
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     "istanbul-api": {
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       "resolved": "https://registry.npmjs.org/istanbul-api/-/istanbul-api-1.2.2.tgz",
@@ -4874,15 +4805,6 @@
       "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-4.4.2.tgz",
       "integrity": "sha512-sstDxbCSPHDXrWRQhH++khr3yVU0CGvH2dCtAHOPQQ0lRR7xwq2txItEXckMpX481B/cN+0akER2bfExh7Gu/Q=="
     },
-    "nopt": {
-      "version": "3.0.6",
-      "resolved": "https://registry.npmjs.org/nopt/-/nopt-3.0.6.tgz",
-      "integrity": "sha1-xkZdvwirzU2zWTF/eaxopkayj/k=",
-      "dev": true,
-      "requires": {
-        "abbrev": "1.0.9"
-      }
-    },
     "normalize-package-data": {
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       "resolved": "https://registry.npmjs.org/normalize-package-data/-/normalize-package-data-2.4.0.tgz",
@@ -5648,11 +5570,6 @@
         "is-finite": "1.0.2"
       }
     },
-    "replace-ext": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/replace-ext/-/replace-ext-1.0.0.tgz",
-      "integrity": "sha1-3mMSg3P8v3w8z6TeWkgMRaZ5WOs="
-    },
     "request": {
       "version": "2.83.0",
       "resolved": "https://registry.npmjs.org/request/-/request-2.83.0.tgz",