(+) CTL-360 Added design-time support for the LanguageBinding markup extension. This is built in a generic way to support any initialization code to be ran at design-time using Catel
(x) CTL-381 LanguageService.GetResourceManager() method retrieves wrong assembly and therefore cannot find resource
(x) CTL-378 Catel PleaseWaitHelper doesn't work in WinForms application
(*) CTL-362 Cache result of GetSerializableMembers in SerializerBase
(*) CTL-348 CacheStorage now only enables the expiration timer when it actually contains items that can expire. The interval is now controllable as well, but still defaults to 1 second
Unit test fixes
Unit test tweaking
Unit test tweaking (one test took too long, 250 seconds)