Merge pull request #217 from jonnybee/master

Closes #216 : Add support projects for EF 6 and ASP.NET MVC 5 and new NuSpec files
Null update
Merge branch 'master' of https://github.com/MarimerLLC/csla
Merge pull request #21 from MarimerLLC/master

Bring my fork up to latest code
#218 Change projects to target .NET 4.5 instead of 4.5.1, and add missing files in the EF6 project.
Merge pull request #219 from rockfordlhotka/master

Change project to target .NET 4.5
#220 Update nuget scripts.
Merge pull request #221 from rockfordlhotka/master

Closes #220 Update nuget scripts.
Merge remote-tracking branch 'CSLA/master'

Conflicts:
	Source/Csla.Data.EF6/App.config