More project skeleton stuff.

LoungeChat.Server, LoungeChat.Server.Console:
  Removed references to the IOC container, added IServer service and the
  associated component/contracts. Created a console project for the
  server runner and moved the IOC installers there.

LoungeChat.Server.Tests:
  xUnit test suite skeleton.

Also added StyleCop settings, and updated ReSharper settings.