Fix color helpers plugin to return black rather than dieing when somebody tries to parse "" or another unknown color
Fix color helpers plugin to return black rather than dieing when
somebody tries to parse "" or another unknown color

faheem801/flot,bilaridis/flot,PiRSquared17/flot,xsongx/flot,faheem801/flot,pingjiang/flot,PiRSquared17/flot,edisona/flot,xsongx/flot,edisona/flot,pingjiang/flot,bilaridis/flot