remove second alcCreateContext in iOS build, fixes issue #120 alxPlay() Does not work in iOS 7
remove second alcCreateContext in iOS build,
fixes issue #120 alxPlay() Does not work in iOS 7

GarageGames/Torque2D,dottools/Torque2D,greenfire27/Torque2D,dottools/Torque2D,JeffProgrammer/Torque2D-empty,JeffProgrammer/Torque2D-empty,JeffProgrammer/Torque2D-empty,RichardRanft/Torque2D,greenfire27/Torque2D,dottools/Torque2D,chaigler/Torque2D,chaigler/Torque2D,chaigler/Torque2D,greenfire27/Torque2D,JeffProgrammer/Torque2D-empty,GarageGames/Torque2D,dottools/Torque2D,JeffProgrammer/Torque2D-empty,RichardRanft/Torque2D,GarageGames/Torque2D,GarageGames/Torque2D,RichardRanft/Torque2D,GarageGames/Torque2D,dottools/Torque2D,dottools/Torque2D,chaigler/Torque2D,RichardRanft/Torque2D,chaigler/Torque2D,chaigler/Torque2D,JeffProgrammer/Torque2D-empty,greenfire27/Torque2D,dottools/Torque2D,greenfire27/Torque2D,JeffProgrammer/Torque2D-empty,GarageGames/Torque2D,greenfire27/Torque2D,GarageGames/Torque2D,RichardRanft/Torque2D,GarageGames/Torque2D,chaigler/Torque2D,GarageGames/Torque2D,RichardRanft/Torque2D,greenfire27/Torque2D,RichardRanft/Torque2D,greenfire27/Torque2D,dottools/Torque2D,chaigler/Torque2D,dottools/Torque2D,RichardRanft/Torque2D,dottools/Torque2D,RichardRanft/Torque2D