Correct tests that use TemplateBase::Layout
Correct tests that use strongly typed parent Layouts
Upgrade to Razor 2
Add support for Razor 2 HTML attributes
Fixed failed test.
Merge branch 'release-3.0' of https://github.com/coxp/RazorEngine into coxp-release-3.0

Conflicts:
	nuget/lib/net40/RazorEngine.dll
	nuget/lib/net40/RazorEngine.pdb
	src/Core/RazorEngine.Core/Compilation/CompilerServiceBase.cs
Merge branch 'release-3.0' of https://github.com/Antaris/RazorEngine into release-3.0
Merged coxp/RazorEngine for Razor2 support