Fixes for openSUSE/SLES

Fixes from testing on SLES, double checked on openSUSE.

Closes-Bug: #1241188

Change-Id: I2cf30fbb634f57a82a11f2a53f7e7ad57d156fe9
Use Cloud Archive for Ubuntu MongoDB install

The Havana Cloud Archive
includes MongoDB 2.4.6 which is the latest stable point release for
MongoDB. This patch updates to use that instead of adding an
addition repository.

Change-Id: Ie89fee2a78824331761fded5b16d7cac022f736d
Swift: Temporary URL, more details

Add more details on how to use and configure Temporary URLs
with Swift.

Change-Id: I7a9aaf4b2c9d48c8247822bd212d7a70c5421f7b
Merge "Swift: Temporary URL, more details"
Merge "Use Cloud Archive for Ubuntu MongoDB install"
Merge "Fixes for openSUSE/SLES"
Add additional instructions for cinder install

the volume creation was not documented for cinder install

this patch adds it.

Backport: stable/havana

Change-Id: I70e2c2a537ce35225fbf4210b05be06052431246