Initial SUSE support for quantum barclamp [1/1]

Merging from pebbles into mesa-1.6

This commit introduces attributes for system specific settings like:
- quantum user name
- quantum services package name
- quantum services system name

All those setting are placed in default[:quantum][:platform] tree.

There's also a small fir for detecting sql backend.


 chef/cookbooks/quantum/attributes/default.rb       |   42 ++++++++++++++++++++
 chef/cookbooks/quantum/recipes/common_install.rb   |   21 +++-------
 chef/cookbooks/quantum/recipes/database.rb         |    2 +-
 chef/cookbooks/quantum/recipes/server.rb           |   41 +++++++++++--------
 .../quantum/templates/default/api-paste.ini.erb    |    1 +
 .../templates/default/suse.sysconfig.quantum.erb   |    3 ++
 6 files changed, 77 insertions(+), 33 deletions(-)

Crowbar-Pull-ID: 302cad8857ad60e456eacf526bb431b4bdb2a67c

Crowbar-Release: mesa-1.6