diff --git a/package-lock.json b/package-lock.json
index efbce8f..f9abe28 100644
--- a/package-lock.json
+++ b/package-lock.json
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+        "minimatch": "^3.0.2",
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+        "optionator": "^0.8.2",
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+        "table": "^4.0.1",
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+            "color-convert": "^1.9.0"
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-        "escape-html": "1.0.3",
-        "parseurl": "1.3.1",
+        "encodeurl": "~1.0.1",
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+      "optional": true,
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@@ -2788,7 +2837,16 @@
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       "integrity": "sha1-TV5DPBhSYd3mI8o/RMWGvPXErRQ=",
       "requires": {
-        "duplexer": "0.1.1"
+        "duplexer": "~0.1.1"
+      }
+    },
+    "string_decoder": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.0.3.tgz",
+      "integrity": "sha512-4AH6Z5fzNNBcH+6XDMfA/BTt87skxqJlO0lAh3Dker5zThcAxG6mKz+iGu308UKoPPQ8Dcqx/4JhujzltRa+hQ==",
+      "dev": true,
+      "requires": {
+        "safe-buffer": "~5.1.0"
       }
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     "string-width": {
@@ -2797,17 +2855,9 @@
       "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
       "dev": true,
       "requires": {
-        "code-point-at": "1.1.0",
-        "is-fullwidth-code-point": "1.0.0",
-        "strip-ansi": "3.0.1"
-      }
-    },
-    "string_decoder": {
-      "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.0.3.tgz",
-      "integrity": "sha512-4AH6Z5fzNNBcH+6XDMfA/BTt87skxqJlO0lAh3Dker5zThcAxG6mKz+iGu308UKoPPQ8Dcqx/4JhujzltRa+hQ==",
-      "requires": {
-        "safe-buffer": "5.1.1"
+        "code-point-at": "^1.0.0",
+        "is-fullwidth-code-point": "^1.0.0",
+        "strip-ansi": "^3.0.0"
       }
     },
     "stringstream": {
@@ -2822,7 +2872,7 @@
       "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
       "dev": true,
       "requires": {
-        "ansi-regex": "2.1.1"
+        "ansi-regex": "^2.0.0"
       }
     },
     "strip-bom": {
@@ -2849,9 +2899,9 @@
       "integrity": "sha1-jk0qJWwOIYXGsYrWlK7JaLg8sdE=",
       "dev": true,
       "requires": {
-        "block-stream": "0.0.9",
-        "fstream": "1.0.11",
-        "inherits": "2.0.3"
+        "block-stream": "*",
+        "fstream": "^1.0.2",
+        "inherits": "2"
       }
     },
     "tar-pack": {
@@ -2860,14 +2910,14 @@
       "integrity": "sha512-PPRybI9+jM5tjtCbN2cxmmRU7YmqT3Zv/UDy48tAh2XRkLa9bAORtSWLkVc13+GJF+cdTh1yEnHEk3cpTaL5Kg==",
       "dev": true,
       "requires": {
-        "debug": "2.6.7",
-        "fstream": "1.0.11",
-        "fstream-ignore": "1.0.5",
-        "once": "1.4.0",
-        "readable-stream": "2.2.7",
-        "rimraf": "2.6.1",
-        "tar": "2.2.1",
-        "uid-number": "0.0.6"
+        "debug": "^2.2.0",
+        "fstream": "^1.0.10",
+        "fstream-ignore": "^1.0.5",
+        "once": "^1.3.3",
+        "readable-stream": "^2.1.4",
+        "rimraf": "^2.5.1",
+        "tar": "^2.2.1",
+        "uid-number": "^0.0.6"
       }
     },
     "text-table": {
@@ -2887,15 +2937,7 @@
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       "dev": true,
       "requires": {
-        "os-tmpdir": "1.0.2"
-      }
-    },
-    "topo": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/topo/-/topo-1.1.0.tgz",
-      "integrity": "sha1-6ddRYV0buH3IZdsYL6HKCl71NtU=",
-      "requires": {
-        "hoek": "2.16.3"
+        "os-tmpdir": "~1.0.2"
       }
     },
     "tough-cookie": {
@@ -2904,7 +2946,7 @@
       "integrity": "sha1-C2GKVWW23qkL80JdBNVe3EdadWE=",
       "dev": true,
       "requires": {
-        "punycode": "1.4.1"
+        "punycode": "^1.4.1"
       }
     },
     "tryit": {
@@ -2919,7 +2961,7 @@
       "integrity": "sha1-J6XeoGs2sEoKmWZ3SykIaPD8QP0=",
       "dev": true,
       "requires": {
-        "safe-buffer": "5.1.1"
+        "safe-buffer": "^5.0.1"
       }
     },
     "tweetnacl": {
@@ -2935,7 +2977,7 @@
       "integrity": "sha1-WITKtRLPHTVeP7eE8wgEsrUg23I=",
       "dev": true,
       "requires": {
-        "prelude-ls": "1.1.2"
+        "prelude-ls": "~1.1.2"
       }
     },
     "type-is": {
@@ -2944,7 +2986,7 @@
       "integrity": "sha1-yrEPtJCeRByChC6v4a1kbIGARBA=",
       "requires": {
         "media-typer": "0.3.0",
-        "mime-types": "2.1.15"
+        "mime-types": "~2.1.15"
       }
     },
     "typedarray": {
@@ -2973,7 +3015,8 @@
     "util-deprecate": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
-      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
+      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=",
+      "dev": true
     },
     "utils-merge": {
       "version": "1.0.0",
@@ -2992,8 +3035,8 @@
       "integrity": "sha1-KAS6vnEq0zeUWaz74kdGqywwP7w=",
       "dev": true,
       "requires": {
-        "spdx-correct": "1.0.2",
-        "spdx-expression-parse": "1.0.4"
+        "spdx-correct": "~1.0.0",
+        "spdx-expression-parse": "~1.0.0"
       }
     },
     "vary": {
@@ -3007,9 +3050,9 @@
       "integrity": "sha1-OhBcoXBTr1XW4nDB+CiGguGNpAA=",
       "dev": true,
       "requires": {
-        "assert-plus": "1.0.0",
+        "assert-plus": "^1.0.0",
         "core-util-is": "1.0.2",
-        "extsprintf": "1.3.0"
+        "extsprintf": "^1.2.0"
       }
     },
     "which": {
@@ -3018,7 +3061,7 @@
       "integrity": "sha512-xcJpopdamTuY5duC/KnTTNBraPK54YwpenP4lzxU8H91GudWpFv38u0CKjclE1Wi2EH2EDz5LRcHcKbCIzqGyg==",
       "dev": true,
       "requires": {
-        "isexe": "2.0.0"
+        "isexe": "^2.0.0"
       }
     },
     "wide-align": {
@@ -3027,7 +3070,7 @@
       "integrity": "sha512-ijDLlyQ7s6x1JgCLur53osjm/UXUYD9+0PbYKrBsYisYXzCxN+HC3mYDNy/dWdmf3AwqwU3CXwDCvsNgGK1S0w==",
       "dev": true,
       "requires": {
-        "string-width": "1.0.2"
+        "string-width": "^1.0.2"
       }
     },
     "winston": {
@@ -3035,12 +3078,12 @@
       "resolved": "https://registry.npmjs.org/winston/-/winston-2.4.0.tgz",
       "integrity": "sha1-gIBQuT1SZh7Z+2wms/DIJnCLCu4=",
       "requires": {
-        "async": "1.0.0",
-        "colors": "1.0.3",
-        "cycle": "1.0.3",
-        "eyes": "0.1.8",
-        "isstream": "0.1.2",
-        "stack-trace": "0.0.10"
+        "async": "~1.0.0",
+        "colors": "1.0.x",
+        "cycle": "1.0.x",
+        "eyes": "0.1.x",
+        "isstream": "0.1.x",
+        "stack-trace": "0.0.x"
       },
       "dependencies": {
         "async": {
@@ -3068,13 +3111,13 @@
       "integrity": "sha1-X8A4KOJkzqP+kUVUdvejxWbLB1c=",
       "dev": true,
       "requires": {
-        "mkdirp": "0.5.1"
+        "mkdirp": "^0.5.1"
       }
     },
     "xtend": {
-      "version": "4.0.1",
-      "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.1.tgz",
-      "integrity": "sha1-pcbVMr5lbiPbgg77lDofBJmNY68="
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
+      "integrity": "sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ=="
     },
     "yallist": {
       "version": "2.1.2",
diff --git a/package.json b/package.json
index 91bc0ff..ae1306d 100644
--- a/package.json
+++ b/package.json
@@ -24,9 +24,9 @@
   "dependencies": {
     "body-parser": "^1.15.2",
     "express": "^4.14.0",
-    "express-jwt": "^5.1.0",
-    "jsonwebtoken": "^7.1.9",
-    "mongodb": "^2.2.10",
+    "express-jwt": "^5.3.1",
+    "jsonwebtoken": "^8.0.0",
+    "mongodb": "^3.1.3",
     "mongoose": "^5.7.5",
     "save": "^2.3.0",
     "winston": "^2.4.0"