Add one more slave to the ceph test
Add one more slave to the ceph test

To get possible instance creation in verification
add 1 slave to the ceph tests

Also change update disk value
to avaid unallocated space, because by default we
have 50 Gb on each slave

Change-Id: Ibd7ad3b38ce1e8bad3cd928047f04d4c8cc8d47e
Closes-Bug: bug #1260677

stackforge/fuel-main,ddepaoli3/fuel-main-dev,SergK/fuel-main,teselkin/fuel-main,zhaochao/fuel-main,SmartInfrastructures/fuel-main-dev,eayunstack/fuel-main,zhaochao/fuel-main,eayunstack/fuel-main,Fiware/ops.Fuel-main-dev,ddepaoli3/fuel-main-dev,huntxu/fuel-main,dancn/fuel-main-dev,teselkin/fuel-main,ddepaoli3/fuel-main-dev,SmartInfrastructures/fuel-main-dev,teselkin/fuel-main,SmartInfrastructures/fuel-main-dev,huntxu/fuel-main,SergK/fuel-main,AnselZhangGit/fuel-main,dancn/fuel-main-dev,SmartInfrastructures/fuel-main-dev,zhaochao/fuel-main,zhaochao/fuel-main,Fiware/ops.Fuel-main-dev,zhaochao/fuel-main,eayunstack/fuel-main,AnselZhangGit/fuel-main,stackforge/fuel-main,SergK/fuel-main,Fiware/ops.Fuel-main-dev,dancn/fuel-main-dev,stackforge/fuel-main,AnselZhangGit/fuel-main,dancn/fuel-main-dev,ddepaoli3/fuel-main-dev,AnselZhangGit/fuel-main,huntxu/fuel-main,Fiware/ops.Fuel-main-dev,teselkin/fuel-main