Added CFP closed notification to signup page based on config enddate.
Added CFP closed notification to signup page based on config enddate.

zymsys/opencfp,madisonphp/opencfp,phphants/opencfp,PHPBenelux/opencfp,pmeth/opencfp,GrUSP/opencfp,OpenWestConference/opencfp,chrispecoraro/opencfp,sunshinephp/opencfp,monoku/opencfp,opencfp/opencfp,noahd1/opencfp,DragonBe/opencfp-azure,zymsys/opencfp,mdwheele/opencfp,mdwheele/opencfp,GrUSP/opencfp,pmeth/opencfp,localheinz/opencfp,localheinz/opencfp,jugisahunk/200OK_CFP,MidwestPHP/opencfp_mwphp15,PHPBenelux/opencfp,DallasPHP/opencfp,DallasPHP/opencfp,Acidburn0zzz/opencfp,sunshinephp/opencfp,DevOpsDaysChicago/opencfp,PHPBenelux/opencfp,DragonBe/opencfp-azure,DragonBe/opencfp-azure,sunshinephp/opencfp,jugisahunk/200OK_CFP,GrUSP/opencfp,brynary/opencfp,PHPBenelux/opencfp,MidwestPHP/opencfp_mwphp15,monoku/opencfp,Acidburn0zzz/opencfp,GrUSP/opencfp,opencfp/opencfp,xavierleune/cfp,MidwestPHP/opencfp_mwphp15,brynary/opencfp,localheinz/opencfp,DevOpsDaysChicago/opencfp,noahd1/opencfp,localheinz/opencfp,OpenWestConference/opencfp,pmeth/opencfp,PHPmvd/phpday-cfp,Acidburn0zzz/opencfp,jugisahunk/200OK_CFP,zhenqing/opencfp,mdwheele/opencfp,chrispecoraro/opencfp,xavierleune/cfp,mdwheele/opencfp,phphants/opencfp,phphants/opencfp,monoku/opencfp,DevOpsDaysChicago/opencfp,xavierleune/cfp,noahd1/opencfp,monoku/opencfp,DallasPHP/opencfp,OpenWestConference/opencfp,DragonBe/opencfp-azure,madisonphp/opencfp,PHPmvd/phpday-cfp,zymsys/opencfp,brynary/opencfp,opencfp/opencfp,phphants/opencfp,zhenqing/opencfp,OpenWestConference/opencfp,DragonBe/opencfp-azure,zhenqing/opencfp,MidwestPHP/opencfp_mwphp15,madisonphp/opencfp