Bug 1017536 - Duplication warning messages when creating scalable app with empty git repo

Fix for https://bugzilla.redhat.com/show_bug.cgi?id=1017536 
When creating new scalable app with empty git repo, will return message that empty git repo has been created twice.

This is just a part of the fix. Second part is in this PR -> https://github.com/openshift/rhc/pull/499