Merge pull request #425 from mahiuchun/master

Improved app.yaml
diff --git a/src/app_engine/app.yaml b/src/app_engine/app.yaml
index 74d33bc..5d795ed 100644
--- a/src/app_engine/app.yaml
+++ b/src/app_engine/app.yaml
@@ -1,5 +1,3 @@
-application: apprtc
-version: 9
 runtime: python27
 threadsafe: true
 api_version: 1