added playlist viewer
flat design for sidebar, views, navbar, yt player
major refactoring

flat design
now style is style.less
youtube item now has listen method to watch changes and render
youtube item model has now digest to format values
app event: add-to-playlist
major

google+ sign in - added new View
started to integrate youtube data v3
refactoring gapi
youtube and user are instantiated before initialise
started with modules concept
merging master
fixed duration dropdown na g+ profile signi in
fixed auto load searching, enhanced navbar and feed filter
adding for sign in
adding history (paritial), started organizing in modules, tweaked gapi
added history view support without filters on nav bar
adding support for nexus 7 and menu, updating backbone and _
added auto updates
added support for collapse nav in tablets
udpated updates file name
renamed updates
added better support for 7 inch
fixes #42
playlist viewer didn't play videos
updated updates service to notify of no update, also added check update through profile menu
fixed - add to playlist feature, added refresh to facebook page