First working draft of caching service for offline access.
Please note that there is a dev flag for getting live or cached data
removed iffes for cacheService functions, they are not needed
Merge branch 'master' into maayan

Conflicts:
	app/js/app.js
	app/js/controllers.js
	app/js/services.js
Merge branch 'master' into maayan
Added version checker
Rewrote the save function of application settings to be more versatile.
Changed appearance  of main application screen.
Upped version to 0.1.2a
Merge branch 'sasha'
* Changed notifications position to right bottom corner.
* Fixed design on the empty.html a bit.
* Link to new version opens site URL in systems default browser.
Added latestversion to version checker watch to avoid race condition.
Release 0.1.2a
Icon mess fix
Hide "Date/revision meta" from the toolbox on single gist view. This is an temporary fix for #34.
Update README.md