GagBook update to 0.7.0

Major changes include:

- Fix InfiniGAG source
- Remove top section support
- Add support for animated GIF images
- Some improvements in the backend

Important notes:
- InfiniGAG will produce repeating gags randomly in votes section (as of now)
- Most animated GIF images is BIG (>1MB), be careful when using GagBook with your mobile data

Download: http://bit.ly/gagbook-harmattan-070

EDIT: InfiniGAG now support animated GIF and does not repeating gags in trending anymore. Repeating gags still exists in Vote section (for InfiniGAG only).