Update dependencies and pin exact versions.

Author: paparomeo

package.json

@@ -25,23 +25,24 @@
     "node": "*"
   },
   "dependencies": {
-    "async": "^2.1.4",
-    "debug": "^2.2.0",
-    "joi": "^10.0.5",
-    "lodash.omitby": "^4.4.0",
-    "mongodb": "^2.1.20",
-    "semver": "^5.1.0"
+    "async": "2.4.0",
+    "debug": "2.6.8",
+    "joi": "10.5.0",
+    "jsonapi-server": "2.3.2",
+    "lodash.omitby": "4.6.0",
+    "mongodb": "2.2.26",
+    "semver": "5.3.0"
   },
   "devDependencies": {
-    "blanket": "^1.2.3",
-    "coveralls": "^2.11.9",
-    "eslint": "^3.11.1",
-    "jsonapi-server": "^2.2.1",
-    "mocha": "^3.2.0",
-    "mocha-lcov-reporter": "^1.2.0",
-    "mocha-performance": "^0.1.1",
-    "plato": "^1.5.0",
-    "v8-profiler": "^5.6.0"
+    "blanket": "1.2.3",
+    "coveralls": "2.13.1",
+    "eslint": "3.19.0",
+    "jsonapi-server": "2.3.2",
+    "mocha": "3.4.1",
+    "mocha-lcov-reporter": "1.3.0",
+    "mocha-performance": "0.1.1",
+    "plato": "1.7.0",
+    "v8-profiler": "5.7.0"
   },
   "scripts": {
     "test": "./node_modules/mocha/bin/mocha --timeout 20000 -R spec ./test/*.js",