diff --git a/package-lock.json b/package-lock.json
index 6e2a351..d26712d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -12,6 +12,16 @@
         "class-transformer": "0.1.8",
         "class-validator": "0.7.3",
         "cli-color": "1.1.0"
+      },
+      "dependencies": {
+        "class-validator": {
+          "version": "0.7.3",
+          "resolved": "https://registry.npmjs.org/class-validator/-/class-validator-0.7.3.tgz",
+          "integrity": "sha512-aRRlS1WlQ+52aHlmDCDX5dLwtpbg9is7i9yYhzQosTAVs86nX0Um8hb7ChTwMn7jfpyxxjAZpBrlrAc2tqNpYA==",
+          "requires": {
+            "validator": "^7.0.0"
+          }
+        }
       }
     },
     "@nestjs/core": {
@@ -75,23 +85,38 @@
         "@types/node": "9.3.0"
       }
     },
+    "@types/events": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/@types/events/-/events-3.0.0.tgz",
+      "integrity": "sha512-EaObqwIvayI5a8dCzhFrjKzVwKLxjoG9T6Ppd5CEo07LRKfQ8Yokw54r5+Wq7FaBQ+yXRvQAYPrHwya1/UFt9g=="
+    },
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-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/@types/fs-extra/-/fs-extra-4.0.0.tgz",
-      "integrity": "sha512-PlKJw6ujJXLJjbvB3T0UCbY3jibKM6/Ya5cc9j1q+mYDeK3aR4Dp+20ZwxSuvJr9mIoPxp7+IL4aMOEvsscRTA==",
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/@types/fs-extra/-/fs-extra-5.0.0.tgz",
+      "integrity": "sha512-qtxDULQKUenuaDLW003CgC+0T0eiAfH3BrH+vSt87GLzbz5EZ6Ox6mv9rMttvhDOatbb9nYh0E1m7ydoYwUrAg==",
       "requires": {
-        "@types/node": "9.3.0"
+        "@types/node": "*"
+      }
+    },
+    "@types/glob": {
+      "version": "7.1.1",
+      "resolved": "https://registry.npmjs.org/@types/glob/-/glob-7.1.1.tgz",
+      "integrity": "sha512-1Bh06cbWJUHMC97acuD6UMG29nMt0Aqz1vF3guLfG+kHHJhy3AyohZFFxYk2f7Q1SQIrNwvncxAE0N/9s70F2w==",
+      "requires": {
+        "@types/events": "*",
+        "@types/minimatch": "*",
+        "@types/node": "*"
       }
     },
     "@types/handlebars": {
-      "version": "4.0.31",
-      "resolved": "https://registry.npmjs.org/@types/handlebars/-/handlebars-4.0.31.tgz",
-      "integrity": "sha1-p/umb6/kJxOu6I7sqNuRGS7+bnI="
+      "version": "4.0.36",
+      "resolved": "https://registry.npmjs.org/@types/handlebars/-/handlebars-4.0.36.tgz",
+      "integrity": "sha512-LjNiTX7TY7wtuC6y3QwC93hKMuqYhgV9A1uXBKNvZtVC8ZvyWAjZkJ5BvT0K7RKqORRYRLMrqCxpw5RgS+MdrQ=="
     },
     "@types/highlight.js": {
-      "version": "9.1.8",
-      "resolved": "https://registry.npmjs.org/@types/highlight.js/-/highlight.js-9.1.8.tgz",
-      "integrity": "sha1-0ifxi8uPPxh+FpZfJESFmgRol1g="
+      "version": "9.12.2",
+      "resolved": "https://registry.npmjs.org/@types/highlight.js/-/highlight.js-9.12.2.tgz",
+      "integrity": "sha512-y5x0XD/WXDaGSyiTaTcKS4FurULJtSiYbGTeQd0m2LYZGBcZZ/7fM6t5H/DzeUF+kv8y6UfmF6yJABQsHcp9VQ=="
     },
     "@types/jsonwebtoken": {
       "version": "7.2.5",
@@ -102,9 +127,9 @@
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-      "resolved": "https://registry.npmjs.org/@types/lodash/-/lodash-4.14.74.tgz",
-      "integrity": "sha512-BZknw3E/z3JmCLqQVANcR17okqVTPZdlxvcIz0fJiJVLUCbSH1hK3zs9r634PVSmrzAxN+n/fxlVRiYoArdOIQ=="
+      "version": "4.14.99",
+      "resolved": "https://registry.npmjs.org/@types/lodash/-/lodash-4.14.99.tgz",
+      "integrity": "sha512-h9uv6EUxjfDWNmJCNEoulQF/pFS4ua09LgSGjj6GgmIoyJ/MO5JsK8m9y+9CoG+8j2kDWCW+piPdR9fL7QoQYA=="
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@@ -112,9 +137,9 @@
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-      "version": "2.0.29",
-      "resolved": "https://registry.npmjs.org/@types/minimatch/-/minimatch-2.0.29.tgz",
-      "integrity": "sha1-UALhT3Xi1x5WQoHfBDHIwbSio2o="
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/@types/minimatch/-/minimatch-3.0.3.tgz",
+      "integrity": "sha512-tHq6qdbT9U1IRSGf14CL0pUlULksvY9OZ+5eEgl1N7t+OA3tGvNpxJCzuKQlsNgCVwbAs670L1vcVQi8j9HjnA=="
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@@ -122,11 +147,12 @@
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-      "version": "0.7.0",
-      "resolved": "https://registry.npmjs.org/@types/shelljs/-/shelljs-0.7.0.tgz",
-      "integrity": "sha1-IpwVfGvB5n1rmQ5sXhjb0v9Yz/A=",
+      "version": "0.7.7",
+      "resolved": "https://registry.npmjs.org/@types/shelljs/-/shelljs-0.7.7.tgz",
+      "integrity": "sha512-37gn9J75TVAhhmzBqoX0vzQodsjzri1SxElMX+Wk092IobNZSGW/8X4ygLOQOrKjCQr5nxGN9Ik0UA3fSdL1Pw==",
       "requires": {
-        "@types/node": "9.3.0"
+        "@types/glob": "*",
+        "@types/node": "*"
       }
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     "@types/strip-bom": {
@@ -163,6 +189,7 @@
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       "resolved": "https://registry.npmjs.org/align-text/-/align-text-0.1.4.tgz",
       "integrity": "sha1-DNkKVhCT810KmSVsIrcGlDP60Rc=",
+      "optional": true,
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@@ -178,6 +205,7 @@
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       "integrity": "sha1-w2rsy6VjuJzrVW82kPCx2eNUf38=",
+      "dev": true,
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@@ -256,7 +284,7 @@
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       "integrity": "sha1-mjRBDk9OPaI96jdb5b5w8kd47Dk=",
       "requires": {
-        "array-uniq": "1.0.3"
+        "array-uniq": "^1.0.1"
       }
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@@ -393,6 +421,7 @@
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       "integrity": "sha512-TNPjfTr432qx7yOjQyaXm3dSR0MH9vXp7eT1BFSl/C51g+EFnOR9hTg1IreahGBmDNCehscshe45f+C1TBZbLw==",
+      "dev": true,
       "requires": {
         "ansi-align": "2.0.0",
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@@ -474,25 +503,20 @@
       "integrity": "sha1-1UVjW+HjPFQmScaRc+Xeas+uNN0="
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-      "resolved": "https://registry.npmjs.org/camelcase-keys/-/camelcase-keys-2.1.0.tgz",
-      "integrity": "sha1-MIvur/3ygRkFHvodkyITyRuPkuc=",
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/camelcase-keys/-/camelcase-keys-4.2.0.tgz",
+      "integrity": "sha1-oqpfsa9oh1glnDLBQUJteJI7m3c=",
       "requires": {
-        "camelcase": "2.1.1",
-        "map-obj": "1.0.1"
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-          "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-2.1.1.tgz",
-          "integrity": "sha1-fB0W1nmhu+WcoCys7PsBHiAfWh8="
-        }
+        "camelcase": "^4.1.0",
+        "map-obj": "^2.0.0",
+        "quick-lru": "^1.0.0"
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-      "integrity": "sha1-Sm+gc5nCa7pH8LJJa00PtAjFVQ0="
+      "integrity": "sha1-Sm+gc5nCa7pH8LJJa00PtAjFVQ0=",
+      "dev": true
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     "center-align": {
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@@ -641,17 +665,25 @@
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-      "resolved": "https://registry.npmjs.org/class-validator/-/class-validator-0.7.3.tgz",
-      "integrity": "sha512-aRRlS1WlQ+52aHlmDCDX5dLwtpbg9is7i9yYhzQosTAVs86nX0Um8hb7ChTwMn7jfpyxxjAZpBrlrAc2tqNpYA==",
+      "version": "0.8.5",
+      "resolved": "https://registry.npmjs.org/class-validator/-/class-validator-0.8.5.tgz",
+      "integrity": "sha512-84yezRo44aP4oGhvPmqj6obAFQF1NzUyfR0+f8jubzdAspO5pmjpHhBBlPf335epUskzXAFe5uo4Qf+c7SI+DA==",
       "requires": {
-        "validator": "7.2.0"
+        "validator": "9.2.0"
+      },
+      "dependencies": {
+        "validator": {
+          "version": "9.2.0",
+          "resolved": "https://registry.npmjs.org/validator/-/validator-9.2.0.tgz",
+          "integrity": "sha512-6Ij4Eo0KM4LkR0d0IegOwluG5453uqT5QyF5SV5Ezvm8/zmkKI/L4eoraafZGlZPC9guLkwKzgypcw8VGWWnGA=="
+        }
       }
     },
     "cli-boxes": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/cli-boxes/-/cli-boxes-1.0.0.tgz",
-      "integrity": "sha1-T6kXw+WclKAEzWH47lCdplFocUM="
+      "integrity": "sha1-T6kXw+WclKAEzWH47lCdplFocUM=",
+      "dev": true
     },
     "cli-color": {
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@@ -794,6 +826,7 @@
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+      "dev": true,
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@@ -844,6 +877,7 @@
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       "integrity": "sha1-Br56vvlHo/FKMP1hBnHUAbyot7Y=",
+      "dev": true,
       "requires": {
         "capture-stack-trace": "1.0.0"
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@@ -871,14 +905,15 @@
     "crypto-random-string": {
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-      "integrity": "sha1-ojD2T1aDEOFJgAmUB5DsmVRbyn4="
+      "integrity": "sha1-ojD2T1aDEOFJgAmUB5DsmVRbyn4=",
+      "dev": true
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     "currently-unhandled": {
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       "integrity": "sha1-mI3zP+qxke95mmE2nddsF635V+o=",
       "requires": {
-        "array-find-index": "1.0.2"
+        "array-find-index": "^1.0.1"
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@@ -907,6 +942,22 @@
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       "integrity": "sha1-9lNNFRSCabIDUue+4m9QH5oZEpA="
     },
+    "decamelize-keys": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/decamelize-keys/-/decamelize-keys-1.1.0.tgz",
+      "integrity": "sha1-0XGoeTMlKAfrPLYdwcFEXQeN8tk=",
+      "requires": {
+        "decamelize": "^1.1.0",
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+          "resolved": "https://registry.npmjs.org/map-obj/-/map-obj-1.0.1.tgz",
+          "integrity": "sha1-2TPOuSBdgr3PSIb2dCvcK03qFG0="
+        }
+      }
+    },
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@@ -916,7 +967,8 @@
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-      "integrity": "sha1-SLaZwn4zS/ifEIkr5DL25MfTSn8="
+      "integrity": "sha1-SLaZwn4zS/ifEIkr5DL25MfTSn8=",
+      "dev": true
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@@ -928,26 +980,33 @@
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-        "p-map": "1.2.0",
-        "pify": "3.0.0",
-        "rimraf": "2.6.2"
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/del/-/del-4.1.1.tgz",
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+      "requires": {
+        "@types/glob": "^7.1.1",
+        "globby": "^6.1.0",
+        "is-path-cwd": "^2.0.0",
+        "is-path-in-cwd": "^2.0.0",
+        "p-map": "^2.0.0",
+        "pify": "^4.0.1",
+        "rimraf": "^2.6.3"
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+          "resolved": "https://registry.npmjs.org/pify/-/pify-4.0.1.tgz",
+          "integrity": "sha512-uB80kBFb/tfd68bVleG9T5GGsGPjJrLAUpR5PZIrhBnIaRTQRjqdJSsIKkOP6OAIFbj7GOrcudc5pNjZ+geV2g=="
+        }
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-      "resolved": "https://registry.npmjs.org/del-cli/-/del-cli-1.1.0.tgz",
-      "integrity": "sha1-J1V9aaC335ncuqHjSgnmrGWR0sQ=",
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/del-cli/-/del-cli-2.0.0.tgz",
+      "integrity": "sha512-IREsO6mjSTxxvWLKMMUi1G0izhqEBx7qeDkOJ6H3+TJl8gQl6x5C5hK4Sm1GJ51KodUMR6O7HuIhnF24Edua3g==",
       "requires": {
-        "del": "3.0.0",
-        "meow": "3.7.0",
-        "update-notifier": "2.3.0"
+        "del": "^4.1.1",
+        "meow": "^5.0.0"
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@@ -969,14 +1028,15 @@
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+      "dev": true,
       "requires": {
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     "dotenv": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-4.0.0.tgz",
-      "integrity": "sha1-hk7xN5rO1Vzm+V3r7NzhefegzR0="
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-5.0.1.tgz",
+      "integrity": "sha512-4As8uPrjfwb7VXC+WnLCbXK7y+Ueb2B3zgNCePYfhxS1PYeaO1YTeplffTEcbfLhvFNGLAz90VvJs9yomG7bow=="
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@@ -992,7 +1052,8 @@
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-      "integrity": "sha1-7gHdHKwO08vH/b6jfcCo8c4ALOI="
+      "integrity": "sha1-7gHdHKwO08vH/b6jfcCo8c4ALOI=",
+      "dev": true
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@@ -1536,13 +1597,13 @@
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+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/fs-extra/-/fs-extra-5.0.0.tgz",
+      "integrity": "sha512-66Pm4RYbjzdyeuqudYqhFiNBbCIuI9kgRqLPSHIlXHidW8NIQtVdkM1yeZ4lXwuhbTETv3EUGMNHAAw6hiundQ==",
       "requires": {
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-        "jsonfile": "4.0.0",
-        "universalify": "0.1.1"
+        "graceful-fs": "^4.1.2",
+        "jsonfile": "^4.0.0",
+        "universalify": "^0.1.0"
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@@ -1580,7 +1641,8 @@
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-          "dev": true
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@@ -1631,7 +1693,8 @@
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@@ -1646,6 +1709,7 @@
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+          "optional": true,
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@@ -1654,6 +1718,7 @@
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           "bundled": true,
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+          "optional": true,
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@@ -1662,6 +1727,7 @@
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           "bundled": true,
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+          "optional": true,
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@@ -1670,7 +1736,8 @@
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-          "dev": true
+          "dev": true,
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@@ -1687,12 +1754,14 @@
         "code-point-at": {
           "version": "1.1.0",
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-          "dev": true
+          "dev": true,
+          "optional": true
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           "version": "1.0.5",
           "bundled": true,
           "dev": true,
+          "optional": true,
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@@ -1700,22 +1769,26 @@
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-          "dev": true
+          "dev": true,
+          "optional": true
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         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
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-      "resolved": "https://registry.npmjs.org/typedoc/-/typedoc-0.9.0.tgz",
-      "integrity": "sha512-numP0CtcUK4I1Vssw6E1N/FjyJWpWqhLT4Zb7Gw3i7ca3ElnYh6z41Y/tcUhMsMYn6L8b67E/Fu4XYYKkNaLbA==",
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-        "@types/handlebars": "4.0.31",
-        "@types/highlight.js": "9.1.8",
-        "@types/lodash": "4.14.74",
+      "version": "0.10.0",
+      "resolved": "https://registry.npmjs.org/typedoc/-/typedoc-0.10.0.tgz",
+      "integrity": "sha512-+lnM/ZAv+JHfeEpGcdoE++1nsHFmfexg64gCUsQEyxzfmGJrJ2gXcaKv0dZVrxckdr9m9S6ty+OAT0Z8NICkLg==",
+      "requires": {
+        "@types/fs-extra": "5.0.0",
+        "@types/handlebars": "4.0.36",
+        "@types/highlight.js": "9.12.2",
+        "@types/lodash": "4.14.99",
         "@types/marked": "0.3.0",
-        "@types/minimatch": "2.0.29",
-        "@types/shelljs": "0.7.0",
-        "fs-extra": "4.0.3",
-        "handlebars": "4.0.11",
-        "highlight.js": "9.12.0",
-        "lodash": "4.17.4",
-        "marked": "0.3.9",
-        "minimatch": "3.0.4",
-        "progress": "2.0.0",
-        "shelljs": "0.7.8",
-        "typedoc-default-themes": "0.5.0",
-        "typescript": "2.4.1"
+        "@types/minimatch": "3.0.3",
+        "@types/shelljs": "0.7.7",
+        "fs-extra": "^5.0.0",
+        "handlebars": "^4.0.6",
+        "highlight.js": "^9.0.0",
+        "lodash": "^4.13.1",
+        "marked": "^0.3.12",
+        "minimatch": "^3.0.0",
+        "progress": "^2.0.0",
+        "shelljs": "^0.8.1",
+        "typedoc-default-themes": "^0.5.0",
+        "typescript": "2.7.1"
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       "dependencies": {
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-          "version": "2.4.1",
-          "resolved": "https://registry.npmjs.org/typescript/-/typescript-2.4.1.tgz",
-          "integrity": "sha1-w8yxbdqgsjFN4DHn5v7onlujRrw="
+          "version": "2.7.1",
+          "resolved": "https://registry.npmjs.org/typescript/-/typescript-2.7.1.tgz",
+          "integrity": "sha512-bqB1yS6o9TNA9ZC/MJxM0FZzPnZdtHj0xWK/IZ5khzVqdpGul/R/EIiHRgFXlwTD7PSIaYVnGKq1QgMCu2mnqw=="
         }
       }
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@@ -5782,6 +5909,11 @@
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             "ms": "2.0.0"
           }
+        },
+        "dotenv": {
+          "version": "4.0.0",
+          "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-4.0.0.tgz",
+          "integrity": "sha1-hk7xN5rO1Vzm+V3r7NzhefegzR0="
         }
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@@ -5894,14 +6026,15 @@
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       "integrity": "sha1-nhBXzKhRq7kzmPizOuGHuZyuwRo=",
+      "dev": true,
       "requires": {
         "crypto-random-string": "1.0.0"
       }
     },
     "universalify": {
-      "version": "0.1.1",
-      "resolved": "https://registry.npmjs.org/universalify/-/universalify-0.1.1.tgz",
-      "integrity": "sha1-+nG63UQ3r0wUiEHjs7Fl+enlkLc="
+      "version": "0.1.2",
+      "resolved": "https://registry.npmjs.org/universalify/-/universalify-0.1.2.tgz",
+      "integrity": "sha512-rBJeI5CXAlmy1pV+617WB9J63U6XcazHHF2f2dbJix4XzpUF0RS3Zbj0FGIOCAva5P/d/GBOYaACQ1w+0azUkg=="
     },
     "unpipe": {
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@@ -5957,12 +6090,14 @@
     "unzip-response": {
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       "resolved": "https://registry.npmjs.org/unzip-response/-/unzip-response-2.0.1.tgz",
-      "integrity": "sha1-0vD3N9FrBhXnKmk17QQhRXLVb5c="
+      "integrity": "sha1-0vD3N9FrBhXnKmk17QQhRXLVb5c=",
+      "dev": true
     },
     "update-notifier": {
       "version": "2.3.0",
       "resolved": "https://registry.npmjs.org/update-notifier/-/update-notifier-2.3.0.tgz",
       "integrity": "sha1-TognpruRUUCrCTVZ1wFOPruDdFE=",
+      "dev": true,
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         "boxen": "1.3.0",
         "chalk": "2.3.0",
@@ -5985,6 +6120,7 @@
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       "resolved": "https://registry.npmjs.org/url-parse-lax/-/url-parse-lax-1.0.0.tgz",
       "integrity": "sha1-evjzA2Rem9eaJy56FKxovAYJ2nM=",
+      "dev": true,
       "requires": {
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@@ -6148,6 +6284,7 @@
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       "integrity": "sha1-AUKk6KJD+IgsAjOqDgKBqnYVInM=",
+      "dev": true,
       "requires": {
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       }
@@ -6209,6 +6346,7 @@
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+      "dev": true,
       "requires": {
         "graceful-fs": "4.1.11",
         "imurmurhash": "0.1.4",
@@ -6228,7 +6366,8 @@
     "xdg-basedir": {
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       "resolved": "https://registry.npmjs.org/xdg-basedir/-/xdg-basedir-3.0.0.tgz",
-      "integrity": "sha1-SWsswQnsqNus/i3HK2A8F8WHCtQ="
+      "integrity": "sha1-SWsswQnsqNus/i3HK2A8F8WHCtQ=",
+      "dev": true
     },
     "xml2js": {
       "version": "0.4.19",
diff --git a/package.json b/package.json
index 8611700..5150792 100644
--- a/package.json
+++ b/package.json
@@ -52,7 +52,7 @@
     "@types/node": "^9.3.0",
     "typedoc": "^0.10.0",
     "ts-node": "^4.1.0",
-    "del-cli": "^1.1.0",
+    "del-cli": "^2.0.0",
     "class-transformer": "^0.1.8",
     "class-validator": "^0.8.0",
     "connection-string": "^0.4.1",