Repo priority validation fix
Repo priority validation fix

Closes-Bug: #1487348

Change-Id: Ied943787583d5c16857daa92f231560773c959c9

stackforge/fuel-web,stackforge/fuel-web,stackforge/fuel-web,huntxu/fuel-web,huntxu/fuel-web,eayunstack/fuel-web,eayunstack/fuel-web,huntxu/fuel-web,huntxu/fuel-web,eayunstack/fuel-web,eayunstack/fuel-web,eayunstack/fuel-web,huntxu/fuel-web