Resized thumbnails to match the size of the gridview items.
Merge branch 'UI_Overhaul' of github.com:hudl/hudl-win8 into Thumbnails

Conflicts:
	HudlRT/Views/SectionView.xaml
Merge branch 'UI_Overhaul' of github.com:hudl/hudl-win8 into Thumbnails

Conflicts:
	HudlRT/Common/HubTemplates.xaml
	HudlRT/ViewModels/GameViewModel.cs
	HudlRT/Views/SectionView.xaml
Merge branch 'UI_Overhaul' of github.com:hudl/hudl-win8 into Thumbnails

Conflicts:
	HudlRT/Common/HubTemplates.xaml
	HudlRT/ViewModels/GameViewModel.cs
Switched thumbnail to light Hudl logo when no thumbnail can be loaded for a video.
Merge pull request #115 from hudl/Thumbnails

Resized thumbnails to match the size of the gridview items.