When using Subversion I can't diff assets in the Unreal Editor

Hi,

It looks like when using the subversion as your source control provider under windows you can’t diff a blueprint if your project directory name contains a space (ie d:\unreal projects). I’ve fixed it with the following change (in SubversionSourceControlRevision.cpp:

	@@ -41,8 +41,8 @@ bool FSubversionSourceControlRevision::Get( FString& InOutFilename ) const
 		Parameters.Add(TEXT("--force"));
 	
 		TArray<FString> Files;
-		Files.Add(Filename);
-		Files.Add(AbsoluteFileName);
+		Files.Add(FString::Printf(TEXT("\"%s\""), *Filename));
+		Files.Add(FString::Printf(TEXT("\"%s\""), *AbsoluteFileName));
 	
 		if(SubversionSourceControlUtils::RunCommand(TEXT("export"), Files, Parameters, Results, ErrorMessages, Provider.GetUserName()))
 		{