Simplify database_connection_url

* does not expects dynamic scoping.
* does not uses eval.

Change-Id: I5ba4e5b7ffaabbb3c2bddadf9e53a2875de8b7c0
Small Refactors

Rename TOP_DIR to THIS_DIR, change the order of variable definitions.

Change-Id: I96c12c5102e658ec76ab5176c3207fb641dae078
restart memcached for swift.

- (re)start memcached to make sure we have a clean memcache.

Change-Id: Idad8d58e2500156c4170af04f880a074c8ce7943
Add policy_file option to quantum.conf

Bug 1154102

Ensure /etc/quantum/policy.json is the one used by quantum when
deployed through devstack.

Change-Id: Ib4e324911d1ba631d411eb3be78355eee09c39f0
Make openSUSE port up-to-date

Several changes didn't properly deal with openSUSE, so fix this.

Change-Id: Icc9c894031a8a693d9c41e2ec5717bd76f618342
XenAPI: run DomU on a virtual kernel

Fixes bug 1154506.

Change-Id: I6e2f576a6de19db70f2a88278f9c043a433f4cec
Merge "Standardize repository locations"
Merge "Simplify database_connection_url"
Merge "Small Refactors"
Merge "restart memcached for swift."
Merge "Make openSUSE port up-to-date"
Merge "Add policy_file option to quantum.conf"
Merge "XenAPI: run DomU on a virtual kernel"
Merge remote-tracking branch 'm_src_repo/citrix-fixes' into build-temp