Release v0.7.0 (#178)

Author: JustinBeckwith

dialogflow/package.json

@@ -12,7 +12,7 @@
     "test": "ava system-test"
   },
   "dependencies": {
-    "dialogflow": "0.6.0",
+    "dialogflow": "^0.7.0",
     "grpc": "^1.4.1",
     "pump": "^3.0.0",
     "through2": "^2.0.3",