Added code to sitecore tests to automatically update the sitecore items
Update project to remove items not in the project
Merge branch 'develop' of https://github.com/mikeedwards83/Glass.Mapper into develop

Conflicts:
	Tests/Integration Tests/Sitecore/Glass.Mapper.Sc.Integration.Tds/Glass.Mapper.Sc.Integration.Tds.scproj
Merge branch 'develop' into feature/Caching
Added a generic cache key for use with any CMS Hopefully