Install lvm2 package before using vgdisplay, vgcreate and pvcreate
Install lvm2 package before using vgdisplay, vgcreate and pvcreate

rhbz#917098
rhbz#918090

Change-Id: Id1b3548bf675cd9cd5cd2a0f9df684b8e62ef0e9

imcsk8/packstack,radez/packstack,mahak/packstack,bcrochet/packstack,harveyzh/packstack,paramite/packstack,radez/packstack,palmer159/openstack-test,harveyzh/packstack,pkilambi/packstack,xbezdick/packstack,stackforge/packstack,imcsk8/packstack,weshayutin/packstack,stackforge/packstack,derekhiggins/packstack,imcsk8/packstack,spkane/packstack,derekhiggins/packstack,paramite/packstack,openstack/packstack,openstack/packstack,larsks/packstack,weshayutin/packstack,mahak/packstack,spkane/packstack,palmer159/openstack-test,weshayutin/packstack,fr34k8/packstack,xbezdick/packstack,harveyzh/packstack,pkilambi/packstack,radez/packstack,alincalinciuc/packstack,openstack/packstack,xbezdick/packstack,larsks/packstack,larsks/packstack,mahak/packstack,alincalinciuc/packstack,derekhiggins/packstack,paramite/packstack,stackforge/packstack,palmer159/openstack-test,spkane/packstack,pkilambi/packstack,fr34k8/packstack,fr34k8/packstack,bcrochet/packstack,bcrochet/packstack,alincalinciuc/packstack