Modified the Security class to make it compatible with Xcode 7 / iOS9 beta 4
Modified the Security class to make it compatible with Xcode 7 / iOS9 beta 4

daltoniam/Starscream,wakinchan/Starscream,muukii0803/Starscream,borregoho/Starscream,pvzig/Starscream,alex-learn/Starscream,wakinchan/Starscream,muukii/Starscream,nuclearace/Starscream,daltoniam/Starscream,NDV-Lab/Starscream,isno/Starscream,knorrium/Starscream,muukii/Starscream,TeletronicsDotAe/Starscream,NDV-Lab/Starscream,TeletronicsDotAe/Starscream,knorrium/Starscream,borregoho/Starscream,imjerrybao/Starscream,knorrium/Starscream,imjerrybao/Starscream,nuclearace/Starscream,isno/Starscream,alex-learn/Starscream,muukii0803/Starscream,nuclearace/Starscream,pvzig/Starscream,daltoniam/Starscream