Fix the build section in the developer doc
Fix the build section in the developer doc

Signed-off-by: Martin Hickey <5a111d7c144d6e07073f7da1705506e1d8bdbf43@ie.ibm.com>

helm/helm,michelleN/deployment-manager,bacongobbler/helm,bacongobbler/helm,adamreese/deployment-manager,helm/helm,michelleN/deployment-manager,adamreese/deployment-manager,adamreese/helm,adamreese/helm,adamreese/deployment-manager,adamreese/deployment-manager,michelleN/deployment-manager,michelleN/deployment-manager,adamreese/deployment-manager