CS1520 code issue and auto-fix.
Merge branch 'luiscubal-error-experiment' of github.com:mono-soc-2013/NRefactory into mono-soc-2013-luiscubal-error-experiment

Conflicts:
	ICSharpCode.NRefactory.CSharp/ICSharpCode.NRefactory.CSharp.csproj
	ICSharpCode.NRefactory.Tests/CSharp/CodeActions/TestRefactoringContext.cs
	ICSharpCode.NRefactory.Tests/ICSharpCode.NRefactory.Tests.csproj
Converted CS1520 issue to action.