Fix bug in SAX parser where characters is called more than once.
Fix bug in SAX parser where characters is called more than once.

Datacom/Viewpoint,Tsoondev/Viewpoint,getoutreach/Viewpoint,Gerd82/Viewpoint,Windermere/Viewpoint,albertdang/Viewpoint,Strauman/Viewpoint,bcherrington/Viewpoint,makandra/Viewpoint,WinRb/Viewpoint,gshutler/Viewpoint