Fix Same Condition in Branches
Merge branch 'LeoJi-FixSameCondition' of github.com:mono-soc-2013/NRefactory into mono-soc-2013-LeoJi-FixSameCondition

Conflicts:
	ICSharpCode.NRefactory.CSharp.Refactoring/ICSharpCode.NRefactory.CSharp.Refactoring.csproj
	ICSharpCode.NRefactory.Tests/ICSharpCode.NRefactory.Tests.csproj
Fixed some issues in
SameGuardConditionExpressionInIfelseBranchesIssue.