Use knex instead of js-data

package.json

@@ -9,7 +9,9 @@
   "files": [
     "bin",
     "lib",
-    "views"
+    "views",
+    "index.js",
+    "defaultDbOptions.json"
   ],
   "repository": {
     "type": "git",
@@ -33,12 +35,14 @@
     "express": "^4.13.3",
     "getport": "^0.1.0",
     "js-data": "^2.9.0",
+    "knex": "^0.12.6",
     "lodash": "^4.15.0",
     "minimist": "^1.2.0",
     "node-uuid": "^1.4.0",
     "object-assign": "^4.0.0",
     "repeat-string": "^1.5.4",
     "semver": "^5.3.0",
-    "socketcluster": "^5.0.4"
+    "socketcluster": "^5.0.4",
+    "sqlite3": "^3.1.8"
   }
 }