Added needed to DC visualization fields.
Merge pull request #528 from andrzej-jankowski/rack-params

Added needed to DC visualization fields.
Accessory model changes:added better __unicode__ + removed unique constraint
Merge pull request #529 from xliiv/accessories-improvments

Accessory model improvements
changed accessory model schema to many-to-many
Merge pull request #531 from xliiv/m2m-accessories

accessory as many-to-many
API for supports and licences for Scrooge
added data center visualization
redirect to support edit after creation
Merge pull request #533 from zefciu/RAS-146

API for supports and licences for Scrooge
Merge pull request #532 from ar4s/accessories-in-rack-visualization

Rack visualization
Merge pull request #534 from andrzej-jankowski/supports

Redirects to support edition after creation.
added support_id and filter for price>0 to scrooge supports api
[accessories] fix verbose names in admin.
Merge pull request #538 from xor-xor/accessory_verbose

[accessories] fix verbose names in admin.
Fix for 'slot_no' field that should be a string, not integer.
fixed strange random test
set verbosity
Merge pull request #541 from ar4s/fixed-random-test-on-travis

Fixed strange random test
Merge pull request #540 from xor-xor/slot_no

Fix for 'slot_no' field that should be a string, not integer.