Merge pull request #15 from ufosky/master

Add chat demo.
Merge pull request #16 from ufosky/master

Update README.
Update PrivateConversationActivity.java
add custom receiver
Merge pull request #3 from lbt05/chat-group

add custom receiver
Merge pull request #18 from lbt05/master

add custom receiver
remove R.java and add Config.java to config appId
remove gen
use holo light and push demo tweaks
Update README.md
Update README.md
holo light
Merge branch 'master' of github.com:avoscloud/avoscloud-demo
Update README.md
Update README.md
Update README.md
Update README.md
Update README.md
Update README.md
Merge remote-tracking branch 'upstream/master'