diff --git a/package-lock.json b/package-lock.json
index 97d1a35..e36cd24 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -551,9 +551,9 @@
       }
     },
     "bson": {
-      "version": "1.0.9",
-      "resolved": "https://registry.npmjs.org/bson/-/bson-1.0.9.tgz",
-      "integrity": "sha512-IQX9/h7WdMBIW/q/++tGd+emQr0XMdeZ6icnT/74Xk9fnabWn+gZgpE+9V+gujL3hhJOoNrnDVY7tWdzc7NUTg=="
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/bson/-/bson-1.1.1.tgz",
+      "integrity": "sha512-jCGVYLoYMHDkOsbwJZBCqwMHyH4c+wzgI9hG7Z6SZJRXWr+x58pdIbm2i9a/jFGCkRJqRUr8eoI7lDWa0hTkxg=="
     },
     "buffer-equal-constant-time": {
       "version": "1.0.1",
@@ -1250,9 +1250,9 @@
       }
     },
     "kareem": {
-      "version": "2.2.1",
-      "resolved": "https://registry.npmjs.org/kareem/-/kareem-2.2.1.tgz",
-      "integrity": "sha512-xpDFy8OxkFM+vK6pXy6JmH92ibeEFUuDWzas5M9L7MzVmHW3jzwAHxodCPV/BYkf4A31bVDLyonrMfp9RXb/oA=="
+      "version": "2.3.0",
+      "resolved": "https://registry.npmjs.org/kareem/-/kareem-2.3.0.tgz",
+      "integrity": "sha512-6hHxsp9e6zQU8nXsP+02HGWXwTkOEw6IROhF2ZA28cYbUk4eJ6QbtZvdqZOdD9YPKghG3apk5eOCvs+tLl3lRg=="
     },
     "levn": {
       "version": "0.3.0",
@@ -1268,11 +1268,6 @@
       "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.10.tgz",
       "integrity": "sha512-UejweD1pDoXu+AD825lWwp4ZGtSwgnpZxb3JDViD7StjQz+Nb/6l093lx4OQ0foGWNRoc19mWy7BzL+UAK2iVg=="
     },
-    "lodash.get": {
-      "version": "4.4.2",
-      "resolved": "https://registry.npmjs.org/lodash.get/-/lodash.get-4.4.2.tgz",
-      "integrity": "sha1-LRd/ZS+jHpObRDjVNBSZ36OCXpk="
-    },
     "lodash.includes": {
       "version": "4.3.0",
       "resolved": "https://registry.npmjs.org/lodash.includes/-/lodash.includes-4.3.0.tgz",
@@ -1368,6 +1363,12 @@
       "resolved": "https://registry.npmjs.org/media-typer/-/media-typer-0.3.0.tgz",
       "integrity": "sha1-hxDXrwqmJvj/+hzgAWhUUmMlV0g="
     },
+    "memory-pager": {
+      "version": "1.5.0",
+      "resolved": "https://registry.npmjs.org/memory-pager/-/memory-pager-1.5.0.tgz",
+      "integrity": "sha512-ZS4Bp4r/Zoeq6+NLJpP+0Zzm0pR8whtGPf1XExKLJBAczGMnSi3It14OiNCStjQjM6NU1okjQGSxgEZN8eBYKg==",
+      "optional": true
+    },
     "merge-descriptors": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/merge-descriptors/-/merge-descriptors-1.0.1.tgz",
@@ -1397,38 +1398,82 @@
       }
     },
     "mongodb": {
-      "version": "3.0.10",
-      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.0.10.tgz",
-      "integrity": "sha512-jy9s4FgcM4rl8sHNETYHGeWcuRh9AlwQCUuMiTj041t/HD02HwyFgmm2VZdd9/mA9YNHaUJLqj0tzBx2QFivtg==",
+      "version": "3.2.7",
+      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.2.7.tgz",
+      "integrity": "sha512-2YdWrdf1PJgxcCrT1tWoL6nHuk6hCxhddAAaEh8QJL231ci4+P9FLyqopbTm2Z2sAU6mhCri+wd9r1hOcHdoMw==",
       "requires": {
-        "mongodb-core": "3.0.9"
+        "mongodb-core": "3.2.7",
+        "safe-buffer": "^5.1.2"
+      },
+      "dependencies": {
+        "safe-buffer": {
+          "version": "5.2.0",
+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.0.tgz",
+          "integrity": "sha512-fZEwUGbVl7kouZs1jCdMLdt95hdIv0ZeHg6L7qPeciMZhZ+/gdesW4wgTARkrFWEpspjEATAzUGPG8N2jJiwbg=="
+        }
       }
     },
     "mongodb-core": {
-      "version": "3.0.9",
-      "resolved": "https://registry.npmjs.org/mongodb-core/-/mongodb-core-3.0.9.tgz",
-      "integrity": "sha512-buOWjdLLBlEqjHDeHYSXqXx173wHMVp7bafhdHxSjxWdB9V6Ri4myTqxjYZwL/eGFZxvd8oRQSuhwuIDbaaB+g==",
+      "version": "3.2.7",
+      "resolved": "https://registry.npmjs.org/mongodb-core/-/mongodb-core-3.2.7.tgz",
+      "integrity": "sha512-WypKdLxFNPOH/Jy6i9z47IjG2wIldA54iDZBmHMINcgKOUcWJh8og+Wix76oGd7EyYkHJKssQ2FAOw5Su/n4XQ==",
       "requires": {
-        "bson": "~1.0.4",
-        "require_optional": "^1.0.1"
+        "bson": "^1.1.1",
+        "require_optional": "^1.0.1",
+        "safe-buffer": "^5.1.2",
+        "saslprep": "^1.0.0"
+      },
+      "dependencies": {
+        "safe-buffer": {
+          "version": "5.2.0",
+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.0.tgz",
+          "integrity": "sha512-fZEwUGbVl7kouZs1jCdMLdt95hdIv0ZeHg6L7qPeciMZhZ+/gdesW4wgTARkrFWEpspjEATAzUGPG8N2jJiwbg=="
+        }
       }
     },
     "mongoose": {
-      "version": "5.1.6",
-      "resolved": "https://registry.npmjs.org/mongoose/-/mongoose-5.1.6.tgz",
-      "integrity": "sha512-p8p/3Z2kfXViqawN1TV+cZ8XbHz6SsllkytKTog+CDWfCNObyGraHQlUuRv/9aYPNKiZfq6WWITgLpJLZW/o/A==",
+      "version": "5.6.9",
+      "resolved": "https://registry.npmjs.org/mongoose/-/mongoose-5.6.9.tgz",
+      "integrity": "sha512-NRW5UJSmwyJxK+MRHmq+dQKgZqMZCpW1aPkpBZESqrrgF2J15Flo/4K3RYkSSQY7oKhfbgqZTPo+J1snJ3hJ3w==",
       "requires": {
-        "async": "2.6.1",
-        "bson": "~1.0.5",
-        "kareem": "2.2.1",
-        "lodash.get": "4.4.2",
-        "mongodb": "3.0.10",
+        "async": "2.6.2",
+        "bson": "~1.1.1",
+        "kareem": "2.3.0",
+        "mongodb": "3.2.7",
+        "mongodb-core": "3.2.7",
         "mongoose-legacy-pluralize": "1.0.2",
-        "mpath": "0.4.1",
-        "mquery": "3.0.0",
-        "ms": "2.0.0",
-        "regexp-clone": "0.0.1",
+        "mpath": "0.6.0",
+        "mquery": "3.2.1",
+        "ms": "2.1.2",
+        "regexp-clone": "1.0.0",
+        "safe-buffer": "5.1.2",
+        "sift": "7.0.1",
         "sliced": "1.0.1"
+      },
+      "dependencies": {
+        "async": {
+          "version": "2.6.2",
+          "resolved": "https://registry.npmjs.org/async/-/async-2.6.2.tgz",
+          "integrity": "sha512-H1qVYh1MYhEEFLsP97cVKqCGo7KfCyTt6uEWqsTBr9SO84oK9Uwbyd/yCW+6rKJLHksBNUVWZDAjfS+Ccx0Bbg==",
+          "requires": {
+            "lodash": "^4.17.11"
+          }
+        },
+        "lodash": {
+          "version": "4.17.15",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
+          "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A=="
+        },
+        "ms": {
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
+        },
+        "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=="
+        }
       }
     },
     "mongoose-legacy-pluralize": {
@@ -1459,25 +1504,39 @@
       }
     },
     "mpath": {
-      "version": "0.4.1",
-      "resolved": "https://registry.npmjs.org/mpath/-/mpath-0.4.1.tgz",
-      "integrity": "sha512-NNY/MpBkALb9jJmjpBlIi6GRoLveLUM0pJzgbp9vY9F7IQEb/HREC/nxrixechcQwd1NevOhJnWWV8QQQRE+OA=="
+      "version": "0.6.0",
+      "resolved": "https://registry.npmjs.org/mpath/-/mpath-0.6.0.tgz",
+      "integrity": "sha512-i75qh79MJ5Xo/sbhxrDrPSEG0H/mr1kcZXJ8dH6URU5jD/knFxCVqVC/gVSW7GIXL/9hHWlT9haLbCXWOll3qw=="
     },
     "mquery": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/mquery/-/mquery-3.0.0.tgz",
-      "integrity": "sha512-WL1Lk8v4l8VFSSwN3yCzY9TXw+fKVYKn6f+w86TRzOLSE8k1yTgGaLBPUByJQi8VcLbOdnUneFV/y3Kv874pnQ==",
+      "version": "3.2.1",
+      "resolved": "https://registry.npmjs.org/mquery/-/mquery-3.2.1.tgz",
+      "integrity": "sha512-kY/K8QToZWTTocm0U+r8rqcJCp5PRl6e8tPmoDs5OeSO3DInZE2rAL6AYH+V406JTo8305LdASOQcxRDqHojyw==",
       "requires": {
-        "bluebird": "3.5.0",
-        "debug": "2.6.9",
-        "regexp-clone": "0.0.1",
-        "sliced": "0.0.5"
+        "bluebird": "3.5.1",
+        "debug": "3.1.0",
+        "regexp-clone": "^1.0.0",
+        "safe-buffer": "5.1.2",
+        "sliced": "1.0.1"
       },
       "dependencies": {
-        "sliced": {
-          "version": "0.0.5",
-          "resolved": "https://registry.npmjs.org/sliced/-/sliced-0.0.5.tgz",
-          "integrity": "sha1-XtwETKTrb3gW1Qui/GPiXY/kcH8="
+        "bluebird": {
+          "version": "3.5.1",
+          "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-3.5.1.tgz",
+          "integrity": "sha512-MKiLiV+I1AA596t9w1sQJ8jkiSr5+ZKi0WKrYGUn6d1Fx+Ij4tIj+m2WMQSGczs5jZVxV339chE8iwk6F64wjA=="
+        },
+        "debug": {
+          "version": "3.1.0",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-3.1.0.tgz",
+          "integrity": "sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==",
+          "requires": {
+            "ms": "2.0.0"
+          }
+        },
+        "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=="
         }
       }
     },
@@ -1773,9 +1832,9 @@
       "integrity": "sha1-NXdOtzW/UPtsB46DM0tHI1AgfXk="
     },
     "regexp-clone": {
-      "version": "0.0.1",
-      "resolved": "https://registry.npmjs.org/regexp-clone/-/regexp-clone-0.0.1.tgz",
-      "integrity": "sha1-p8LgmJH9vzj7sQ03b7cwA+aKxYk="
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/regexp-clone/-/regexp-clone-1.0.0.tgz",
+      "integrity": "sha512-TuAasHQNamyyJ2hb97IuBEif4qBHGjPHBS64sZwytpLEqtBQ1gPJTnOaQ6qmpET16cK14kkjbazl6+p0RRv0yw=="
     },
     "require_optional": {
       "version": "1.0.1",
@@ -1796,10 +1855,24 @@
       "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.1.tgz",
       "integrity": "sha512-kKvNJn6Mm93gAczWVJg7wH+wGYWNrDHdWvpUmHyEsgCtIwwo3bqPtV4tR5tuPaUhTOo/kvhVwd8XwwOllGYkbg=="
     },
+    "saslprep": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/saslprep/-/saslprep-1.0.3.tgz",
+      "integrity": "sha512-/MY/PEMbk2SuY5sScONwhUDsV2p77Znkb/q3nSVstq/yQzYJOH/Azh29p9oJLsl3LnQwSvZDKagDGBsBwSooag==",
+      "optional": true,
+      "requires": {
+        "sparse-bitfield": "^3.0.3"
+      }
+    },
     "semver": {
-      "version": "5.5.0",
-      "resolved": "https://registry.npmjs.org/semver/-/semver-5.5.0.tgz",
-      "integrity": "sha512-4SJ3dm0WAwWy/NVeioZh5AntkdJoWKxHxcmyP622fOkgHa4z3R0TdBJICINyaSDE6uNwVc8gZr+ZinwZAH4xIA=="
+      "version": "5.7.0",
+      "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.0.tgz",
+      "integrity": "sha512-Ya52jSX2u7QKghxeoFGpLwCtGlt7j0oY9DYb5apt9nPlJ42ID+ulTXESnt/qAQcoSERyZ5sl3LDIOw0nAn/5DA=="
+    },
+    "sift": {
+      "version": "7.0.1",
+      "resolved": "https://registry.npmjs.org/sift/-/sift-7.0.1.tgz",
+      "integrity": "sha512-oqD7PMJ+uO6jV9EQCl0LrRw1OwsiPsiFQR5AR30heR+4Dl7jBBbDLnNvWiak20tzZlSE1H7RB30SX/1j/YYT7g=="
     },
     "sliced": {
       "version": "1.0.1",
@@ -1835,6 +1908,15 @@
       "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==",
       "optional": true
     },
+    "sparse-bitfield": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/sparse-bitfield/-/sparse-bitfield-3.0.3.tgz",
+      "integrity": "sha1-/0rm5oZWBWuks+eSqzM004JzyhE=",
+      "optional": true,
+      "requires": {
+        "memory-pager": "^1.0.2"
+      }
+    },
     "statuses": {
       "version": "1.3.1",
       "resolved": "https://registry.npmjs.org/statuses/-/statuses-1.3.1.tgz",
diff --git a/package.json b/package.json
index 3010ddf..2a049fc 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
     "helmet": "^3.12.1",
     "jsonwebtoken": "^8.3.0",
     "mime-types": "^2.1.18",
-    "mongoose": "^5.1.6",
+    "mongoose": "^5.6.9",
     "morgan": "^1.9.0",
     "nodemailer": "^4.6.7",
     "nodemailer-mailgun-transport": "^1.4.0",