added gallery window to main setup

Change-Id: I017097ed0304332fc6145fb2e6a937fdea6371d8
early gallery stuff with some call to api

Change-Id: I48257665a5c741b2f5da797233fd193af1c4cc14
Testing github connection

Change-Id: I96d5329137a376b77c70d845e797655e4fcc77c4
Gallery with gallerapp creation startede

Change-Id: Iee559db6cd18aa2e3f5c30be80c81f687503a292
gallery now updates gallerylist with real data

Change-Id: I96b5280dfb592b354f3e8870ad1292d1449ce975
GalleryClient now does the heavy lifting and calls back to GalleryList or
any UI object. GalleryClient has most gallery rpc calls at least partially
implemented

Change-Id: I78d3273448ee6b4d030c1ca4612673a097fa2cc7
Gallery client code and a start at loading .aia files

Change-Id: I6629e55fbc9534d2a6d16db53072c143aaadfcbc
gallery client update

Change-Id: Id155c2382d7cf64378c2c37a95df7da32723de70
This gallery extension has a basic app page that opens when you click on app in list

Change-Id: I2c7b5bc13fbdd83a435294dcf1817a7dadff1f5b
Gallery with comments and modified callbacks

Change-Id: I90b82177bedd4057fc57a7589ac3a8b7a176ddaa
Set up initial GUI for gallery list page
Merged dave's new code of app page and comments
Finished single app page basic, open zip
Completed basic homepage tabs, cleaned up codebase
Fixed coding style
Fixed CSS, improved comment and app meta
Added tags to app page
Completed basic app sidebars
Merging gallery codebase