Removed vestigial IDE extension settings

At one time Bellevue College used an extension to automatically
increment version numbers on build. The extension is no longer in
use, but its settings have persisted in the project files.
Added LogElapsed diagnostic class

Issue #10
This class provides a wrapper around any code and will log the
elapsed time.
Added MVC3 assemblies to core api projects

Rather than requiring MVC3 be installed on the workstation, this was
done with the following NuGet package:
http://www.nuget.org/packages/Mvc3Assemblies
https://github.com/remi/Mvc3Assemblies
Merge branch 'issue10-LogElapsed' into dev