implement WebApi controller that pull tracks
solve problems with Ninject and incorrect userId in claims
switched from System.Net.WebClient to own WebClient
add view page where user can see his tracks
now user can choose tracks which he wants to import
Merge branch 'pull-track-from-vk' into develop

Conflicts:
	Azimuth/Azimuth.csproj
	Azimuth/Infrastructure/AccountProviderModule.cs