Consistent insensitive string comparisons.

This seems to reduce the need for a #define,
but I need someone on the Windows side to check.

src/NoteSkinManager.cpp

@@ -199,7 +199,7 @@ bool NoteSkinManager::DoesNoteSkinExist( const RString &sSkinName )
 	vector<RString> asSkinNames;
 	GetAllNoteSkinNamesForGame( GAMESTATE->m_pCurGame, asSkinNames );
 	for( unsigned i=0; i<asSkinNames.size(); i++ )
-		if( 0==stricmp(sSkinName, asSkinNames[i]) )
+		if( sSkinName.EqualsNoCase(asSkinNames[i]) )
 			return true;
 	return false;
 }