Moves Files adapters to external packages

package.json

@@ -19,7 +19,6 @@
   "license": "BSD-3-Clause",
   "dependencies": {
     "apn": "^1.7.5",
-    "aws-sdk": "~2.2.33",
     "babel-polyfill": "^6.5.0",
     "babel-runtime": "^6.5.0",
     "bcrypt-nodejs": "0.0.3",
@@ -28,7 +27,6 @@
     "commander": "^2.9.0",
     "deepcopy": "^0.6.1",
     "express": "^4.13.4",
-    "gcloud": "^0.28.0",
     "lru-cache": "^4.0.0",
     "mailgun-js": "^0.7.7",
     "mime": "^1.3.4",
@@ -36,6 +34,9 @@
     "multer": "^1.1.0",
     "node-gcm": "^0.14.0",
     "parse": "^1.8.0",
+    "parse-server-fs-adapter": "^1.0.0",
+    "parse-server-gcs-adapter": "^1.0.0",
+    "parse-server-s3-adapter": "^1.0.0",
     "redis": "^2.5.0-1",
     "request": "^2.65.0",
     "tv4": "^1.2.7",