DE#1191 - nova-manage command failed because of directory permission preventing the reading of nova.conf -- resolves nagios warning issues
modified directory block for /etc/nova to change permissions to 0755
Merge pull request #235 from cdearborn/pull-req-release-roxy-master-dba21dd466c13e36b30e209718e24953a44f13f8

Merging bug fix from mesa to roxy [1/1]