URBNG-287 Create registration UI
URBNG-288 Create view model fror registration with email validation
URBNG-289 Implement user credentials autosave and clear options
URBNG-293 replace mockup login/logout on game list view model
URBNG-512 implement logut and clear secured vault
URBNG-513 implement initial sync for user who already has his account
+ Webservice operations into GameAuthorizationService
Merge branch 'windows_phone' of https://github.com/blstream/UrbanGame into windows_phone

Conflicts:
	UrbanGameWP7/UrbanGame/AppBootstrapper.cs
	UrbanGameWP7/UrbanGame/Localization/AppResources.pl-PL.resx
	UrbanGameWP7/UrbanGame/Localization/AppResources.resx
	UrbanGameWP7/UrbanGame/ViewModels/GameDetailsPreviewViewModel.cs
	UrbanGameWP7/UrbanGame/ViewModels/GameDetailsViewModel.cs
	UrbanGameWP7/UrbanGame/ViewModels/LoginAndRegistrerViewModel.cs
	UrbanGameWP7/UrbanGame/ViewModels/TaskViewModel.cs
	UrbanGameWP7/UrbanGame/Views/LoginAndRegistrerView.xaml
	UrbanGameWP7/WebService/GameWebService.cs
	UrbanGameWP7/WebService/GameWebServiceMock.cs
Change bool CheckCredential to async task LoadUserData
Comments fix
- MessageBox
Merge pull request #147 from PrzemekSzyszka/windows_phone

[WP] URBNG-134 Account management
[WP] URBNG-513 implement initial sync for user who already has his account
- unneeded condition from if clause
Change IUnitOfWork to Func<IUnitOfWork>
Merge pull request #149 from PrzemekSzyszka/windows_phone

[WP] URBNG-513 implement initial sync for user who already has his account
URBNG-529 Create password recovery view
URBNG-530 Create password recovery view model
+ images for gps and abcd tasks
Fix of unit tests
Webservice can now return points gained from sent solution
URBNG-509 Games list differs from UX specification (partial finished)
URBNG-510 Game details preview differs from UX specification
URBNG-511 Game details differs from UX specification
URBNG-514[ WP]implement possible answers listso player can select correct options
Merge pull request #151 from PrzemekSzyszka/windows_phone

[WP] Password recovery
Merge branch 'windows_phone' of github.com:blstream/UrbanGame into windows_phone

Conflicts:
	UrbanGameWP7/UrbanGame/ViewModels/TaskViewModel.cs
Merge branch 'windows_phone' of github.com:blstream/UrbanGame into windows_phone
URBNG-514[WP]implement possible answers list so player can select correct options - added handling for delayed solution's result delivery