Merge pull request #1 from csteeg/feature/Sc7

Feature/sc7
Fix: System.Reflection.AmbiguousMatchException
Fix: only sitecore interfaces are checked when creating the fields
Merge pull request #2 from marcoippel/master

Fix: System.Reflection.AmbiguousMatchException
Fix: only sitecore interfaces are checked when creating the fields
Merge branch 'master' of https://github.com/RvanDalen/Glass.Mapper into develop

Conflicts:
	Source/Glass.Mapper.Sc/CodeFirst/GlassDataProvider.cs