[SUSE] Integrated Gemfile and Guardfile

As a designer we want to be able to manipulate the theming directly
through the git repository. To sync the changes to a already installed
cloud we are using Guard for that.
[SUSE] Make help link point to SUSE Cloud guides (bnc#830265)

Based on patch by Nanuk Krinner <nkrinner@suse.de>
(see https://github.com/SUSE-Cloud/horizon/pull/1)

Change-Id: I066c8cac564619047ca15ec07d8c2708c16a5481
[SUSE] Do not require users to be logged in to view the help

Change-Id: I0096a5921f1535bcd190d2d695bcdbfbe42250e2
[SUSE] First suse UI styling in my github repo

 * Sets up suse.less as override
 * Includes fixes for a couple of bugs

(cherry picked from commit 44a171f670fd6958246a2c81c3f4c60a0ddb051c)
[SUSE] Adds login themeing

 * Also includes the first bits of new branding, nothing finished yet

(cherry picked from commit 56cea65fdeb7b728b2bf494cc15efff2543c7273)
[SUSE] First styling for login page

(cherry picked from commit 22282843f5e63b0c9aa6b28ff602fac4abe97651)
[SUSE] Include missing images and other graphics

(cherry picked from commit ba0491259c84ffdc7dcbdac0c858fe1c4b7d8cad)
[SUSE] Add favicon and include link to it

(cherry picked from commit a5ed833d8438368d38bf0df0a5ba5accacc3c950)
[SUSE] Fix size of sidebar to 400px

(cherry picked from commit 82e68e6d11fc833fedbc1d897609ccc8b471ca95)