Fixed: The objj2objcskeleton tool stop generating output if a SelectorLiteralExpression was used in the source file

Tools/objj2objcskeleton/objj2objcskeleton

@@ -124,7 +124,8 @@ var errors = [],
         Reference: ignore,
         DictionaryLiteral: ignore,
         Dereference: ignore,
-        ImportStatement: ignore
+        ImportStatement: ignore,
+        SelectorLiteralExpression: ignore
     }
 );