Merge pull request #18 from gabrielsadaka/master

Added Count to Opacity converter and added null checking to StringToImageBrushConverter.  Also finished Music Pages
Finished roundbuttons on remote.
Merge branch 'master' of https://github.com/akshay2000/XBMCRemoteRT.git
Fixed #19 by duct tape approach
Styled the volume slider
Finished volume control UI.
Finished coding volme control.
Finished remote control navigation UI.
Added checks to property setters.
Avoided unnecessary resetting of player state.
Wired Remote UI to code.
Added ugly about page
Added loading indicator to system tray.
Finished ugly content for about page.
Wired up about page.
Resized icons for better rendering
Updated NuGet packages.
Got rid of dynamic objects.
Resolved #9
Fixed #10