fixed extended macro implementation so methods with no parameter lists are treated like other methods; enhanced checking if code can be re-written the way the macro works
fixed extended macro implementation so methods with no parameter lists are treated like other methods; enhanced checking if code can be re-written the way the macro works

guidosalva/REScala,guidosalva/REScala,volkc/REScala,volkc/REScala,volkc/REScala