Move mockery to dev dependency and upgrade to 1.7.0

package.json

@@ -48,7 +48,6 @@
   },
   "dependencies": {
     "bindings": "^1.2.1",
-    "mockery": "^1.6.2",
     "nan": "^2.3.3",
     "node-gyp": "^3.3.1",
     "rnpm": "1.6.5",
@@ -59,6 +58,7 @@
     "eslint": "^2.10.2",
     "eslint-plugin-react": "^5.1.1",
     "jsdoc": "^3.4.0",
+    "mockery": "^1.7.0",
     "semver": "^5.1.0"
   },
   "rnpm": {