Merge pull request #31 from chamankang/develop

Develop
add nova to sudo users
Merge pull request #33 from cloudware-cookbooks/sudo

add nova to sudo users
Set vnc bind address to management
Merge pull request #34 from hyunsun/vnc_fix

set vnc bind address to management address so that vnc proxy server can access
add nova user to sudoer
mkdir /var/lib/instances
add nova to libvirt-group
Merge pull request #35 from shchung/develop

Some missing thing found during nexpoc thing
 add host flag with fqdn
Merge pull request #36 from shchung/develop

 add host flag with fqdn
new_utils
add nova user to sudoers.d with more specific privilege using sudo resource
remove a useless recipe which was rcbops wrapper
depends on sudo
install pip-requires using ubuntu packages to avoid compiling them on nodes
Merge pull request #37 from chamankang/new_utils

New utils
Merge pull request #38 from cloudware-cookbooks/new_utils

New utils
fix foodcritic errors