Fix up lobby updating to push topic / closed changes through the same codepath as member count changes.  Simplify how clients get notified of topic changes.
push animation for lobby room updates to css
Fixed windows auth.
- Made the windows auth middleware run at the right point
 in the IIS pipeline.

#944
Fixed using
Removed initialized check
Added extra ctor to JabbRClient
Better fit emoji
Updated config
Added portable jabbr client and updated 4.0 version to async targeting pack.
Changed the sample to 4.5 using the portable
Removed settings dependency on EF
Removed the cookie check as it isn't necessary.
Updated to new package restore in NuGet 2.7
Made AuthenticationProvider a proeprty instead of ctor param.
Update Chat.twitter.js

Fixed comment syntax.