Removed obsolete arrays in HeroPortraitSubRectConverter
BattleTagValidator now validates on creation of bound controls (fixes #3)
Added SandCastle documentation project (still not properly configured?)
WebBNetService now implements IDisposable
Added a bit of docs, now... to lead sandcastle to a success compile...
Simplified CareerView TabItem (un)selected & hovered triggers
Added Fiddler debug configuration
Removed test files
Project update
Ditched handmade caching (FSBNetService) to let .Net caching handles it (more efficiently, since it can respect Cache-control)
=> Requires to specify the default cache policy (see App.xaml.cs)

Heroes' backgrounds are now cached upon setting up the web service (fixes #1)
Simplified a lot image downloads
Missing project settings for Fiddle profiles