Fixes:    Faster string-splitting in QResource::findNode() RevBy:    Samuel Details:  Creating the intermediate stringlist and appending all the temporary 	  strings to it costs quite a bit. Fix this by introducing a StringSpliter 	  class that is malloc-free and uses QStringRef instead.
Fixes:    Faster string-splitting in QResource::findNode()
RevBy:    Samuel
Details:  Creating the intermediate stringlist and appending all the temporary
	  strings to it costs quite a bit. Fix this by introducing a StringSpliter
	  class that is malloc-free and uses QStringRef instead.

          Found during S60 Performance week

radekp/qt,radekp/qt,igor-sfdc/qt-wk,igor-sfdc/qt-wk,pruiz/wkhtmltopdf-qt,pruiz/wkhtmltopdf-qt,igor-sfdc/qt-wk,pruiz/wkhtmltopdf-qt,radekp/qt,radekp/qt,radekp/qt,radekp/qt,pruiz/wkhtmltopdf-qt,pruiz/wkhtmltopdf-qt,pruiz/wkhtmltopdf-qt,radekp/qt,pruiz/wkhtmltopdf-qt,igor-sfdc/qt-wk,igor-sfdc/qt-wk,igor-sfdc/qt-wk,radekp/qt,igor-sfdc/qt-wk,radekp/qt,pruiz/wkhtmltopdf-qt,igor-sfdc/qt-wk,igor-sfdc/qt-wk,pruiz/wkhtmltopdf-qt,radekp/qt,igor-sfdc/qt-wk,pruiz/wkhtmltopdf-qt,pruiz/wkhtmltopdf-qt,igor-sfdc/qt-wk