Make it clear what $1 is
Make it clear what $1 is

bluemixgaragelondon/cf-blue-green-deploy,rrufus/cf-blue-green-deploy,matulko/cf-blue-green-deploy,Samze/cf-blue-green-deploy,Samze/cf-blue-green-deploy,bluemixgaragelondon/cf-blue-green-deploy,matulko/cf-blue-green-deploy,rrufus/cf-blue-green-deploy