Unicorn Control Panel, version 1.

Allows kicking off a sync, reviewing config, or even reserializing the included items entirely from within the handy /unicorn.axd URL.
Also fixed NuGet build for 2.0
Fix assembly version for NuGet
Send proper 401 for access denied
Show informational version in header instead of file version (for beta, etc)
Proper handling of automated tool requests (send text instead of HTML response, HTTP 500 on error)