Merge pull request #13 from gabrielsadaka/master

Initial implementation of WinRT UI
Added styles for Large and Extra Large round buttons.
changed cover page to use a flexible grid for the music, tv shows and movies
wrapped JSON ping in try/catch
tweaked grid wrapping and added connections button in app bar
Merge branch 'master' of https://github.com/gabrielsadaka/XBMCRemoteRT.git