1. Finish js build. Now you can use "ant release" to build cloudchat js.
2. Fixed unable to build zh locale issue
3. Fixed "Arguments to path.join must be strings" issue -- by update package.json->bower to 1.3.8
4. Update last checkin:
  a. forget to upload files
  b. until this checkin, I didn't fix the issue that cache server cannot start with machine boot.