Fix nodes check for disabling the deploy button
Fix nodes check for disabling the deploy button

Change-Id: I24405155931f5ff5813dc0bf6539c9ec76e9cf67
Closes-Bug: #1405635

SmartInfrastructures/fuel-web-dev,stackforge/fuel-web,nebril/fuel-web,zhaochao/fuel-web,SmartInfrastructures/fuel-web-dev,huntxu/fuel-web,SmartInfrastructures/fuel-web-dev,zhaochao/fuel-web,zhaochao/fuel-web,prmtl/fuel-web,huntxu/fuel-web,huntxu/fuel-web,prmtl/fuel-web,eayunstack/fuel-web,prmtl/fuel-web,stackforge/fuel-web,huntxu/fuel-web,zhaochao/fuel-web,zhaochao/fuel-web,prmtl/fuel-web,huntxu/fuel-web,eayunstack/fuel-web,nebril/fuel-web,eayunstack/fuel-web,SmartInfrastructures/fuel-web-dev,eayunstack/fuel-web,prmtl/fuel-web,SmartInfrastructures/fuel-web-dev,nebril/fuel-web,eayunstack/fuel-web,nebril/fuel-web,nebril/fuel-web,stackforge/fuel-web