Fix non scrolling bug with Fixed Columns
Fix non scrolling bug with Fixed Columns

Fix error I reported in
http://datatables.net/forums/discussion/comment/37284#Comment_37284

afelicioni/DataTables-Plugins,prate3k/Plugins-1,eveoh/Plugins,modulexcite/Plugins,KRQW/Plugins,ashishraikar/Plugins,shamim8888/Plugins,radlr/Plugins,NomadeLampe/Plugins,SGCreations/Plugins,cbondo/Plugins,shamim8888/Plugins,prate3k/Plugins-1,ran-guin/Plugins,prate3k/Plugins-1,ashishraikar/Plugins,cbondo/Plugins,ran-guin/Plugins,radlr/Plugins,radlr/Plugins,ran-guin/Plugins,etd-framework/datatables-plugins,cbondo/Plugins,eveoh/Plugins,shamim8888/Plugins,husnixs/Plugins,SGCreations/Plugins,husnixs/Plugins,afelicioni/DataTables-Plugins,KRQW/Plugins,husnixs/Plugins,eveoh/Plugins,etd-framework/datatables-plugins,modulexcite/Plugins,SGCreations/Plugins,NomadeLampe/Plugins,KRQW/Plugins,NomadeLampe/Plugins,modulexcite/Plugins,afelicioni/DataTables-Plugins,etd-framework/datatables-plugins,ashishraikar/Plugins