only update the rows in the grid that are actually displayed
only update the rows in the grid that are actually displayed

limeng12/jbrowse,limeng12/jbrowse,nathandunn/jbrowse,GreggHelt2/apollo-test,igemsoftware/Shenzhen_BGIC_0101_2013,limeng12/jbrowse,nathandunn/jbrowse,GreggHelt2/apollo-test,erasche/jbrowse,igemsoftware/Shenzhen_BGIC_0101_2013,igemsoftware/Shenzhen_BGIC_0101_2013,SuLab/jbrowse,Arabidopsis-Information-Portal/jbrowse,erasche/jbrowse,Arabidopsis-Information-Portal/jbrowse,erasche/jbrowse,erasche/jbrowse,SuLab/jbrowse,Arabidopsis-Information-Portal/jbrowse,igemsoftware/Shenzhen_BGIC_0101_2013,limeng12/jbrowse,GMOD/jbrowse,GreggHelt2/apollo-test,GreggHelt2/apollo-test,igemsoftware/Shenzhen_BGIC_0101_2013,nathandunn/jbrowse,Arabidopsis-Information-Portal/jbrowse,erasche/jbrowse,limeng12/jbrowse,GreggHelt2/apollo-test,igemsoftware/Shenzhen_BGIC_0101_2013,GreggHelt2/apollo-test,GMOD/jbrowse,SuLab/jbrowse,GMOD/jbrowse,Arabidopsis-Information-Portal/jbrowse,SuLab/jbrowse,SuLab/jbrowse,limeng12/jbrowse,limeng12/jbrowse,erasche/jbrowse,GMOD/jbrowse,igemsoftware/Shenzhen_BGIC_0101_2013,Arabidopsis-Information-Portal/jbrowse,nathandunn/jbrowse,erasche/jbrowse,GMOD/jbrowse,nathandunn/jbrowse,GreggHelt2/apollo-test,igemsoftware/Shenzhen_BGIC_0101_2013,Arabidopsis-Information-Portal/jbrowse,SuLab/jbrowse,erasche/jbrowse,limeng12/jbrowse,SuLab/jbrowse