Fix headings in Image Guide

Partial-Bug: #1250515

author: diane fleming

Change-Id: I2378972adfd53803e5b3f7ff46439720d02dfe30
backport: none
Fix headings in Security Guide

Partial-Bug: #1250515

author: diane fleming

Change-Id: I38aad628ec24475a25cba151a2d056a0f60a8a95
backport: none
Added configration for /etc/heat/heat.conf

It fixes missing parameter in heat install documentation (api-paste.ini).

backport: havana

Change-Id: I498a57224097f2630551577f2915466d41b4e827
Closes-Bug: #1243242
Removed the libvirt service command printed twice in step 7

Added seperate line for opensuse
Closes-Bug: #1250727

Change-Id: I765d139799de2039accb7baa959713b922249bb1
backport: havanna
Rename LBaaS reference device_driver

Documentation wasn't properly updated when the code changed there:

https://github.com/openstack/neutron/commit/358975281f7d9ef43f16febaf27f8f5d1d568426

Fixes bug 1179276
backport: havana

Change-Id: I3471e6fec8dc80db429deef133cd1e4da5826c6a
Merge "Removed the libvirt service command printed twice in step 7"
Merge "Fix headings in Image Guide"
Merge "Fix headings in Security Guide"
Merge "Rename LBaaS reference device_driver"
Merge "Added configration for /etc/heat/heat.conf"