Give better errors for failures - resolves bluemixgaragelondon/cf-blue-green-deploy#11
Give better errors for failures - resolves
bluemixgaragelondon/cf-blue-green-deploy#11

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