Merge pull request #96 from topcircler/master

support last_update_type and last_activity in anno response.
Rename app and use top nav
web-app updates

1. web-app, change Anno to UserSource
2. display flag and vote count values
fix top nav bugs
1. add convenient batch file to upload and rollback application;
2. implement search api;
3. add api to insert search document for all existing annos.