fix case where paramater is array or callback in getClassName function
fix case where paramater is array or callback in getClassName function

moufmouf/mouf,marcteyssier/mouf,xhuberty/mouf,moufmouf/harmony,alexisprevot/mouf,marcteyssier/mouf,moufmouf/mouf,moufmouf/harmony,thecodingmachine/harmony,thecodingmachine/mouf,alexisprevot/mouf,moufmouf/mouf,xhuberty/mouf,moufmouf/harmony,thecodingmachine/mouf,thecodingmachine/harmony,thecodingmachine/mouf,moufmouf/harmony,xhuberty/mouf,moufmouf/mouf,thecodingmachine/harmony,alexisprevot/mouf,marcteyssier/mouf,marcteyssier/mouf,thecodingmachine/harmony,xhuberty/mouf,thecodingmachine/mouf,alexisprevot/mouf