Removed iptables rules duplication

Port 16509 should be opened on compute hosts only. This patch is removing
rule from controller host.

Change-Id: I6056e261a5ddffd5f13a4d10ce9a47c2677d3ffc
Enable API services to all hosts

Open the API ports to all hosts.

Change-Id: I3363cf5f683595ce55d3bb2c57968c21b8f29cba
Fixes: rhbz#1099787
Add ignore unknown variables errors switch

Add ignore unknown variables errors switch to sysctl in
packstack puppet module neutron bridge manifest.

Change-Id: If7c0bb538bd0fa995e1fd6a72105d6415ae78ee5
Fixes: rhbz#1132129
Install and update packages required by packstack

Just installing puppet can fail with deployments where puppet was
preinstalled in older version. We need to ensure we have the latest
packages.

Change-Id: I0866357d4cd11f9255381d2d108182c555ba6787
Closes-Bug: rhbz#1132408
Merge "Removed iptables rules duplication"
Merge "Install and update packages required by packstack"