Introducing AutoCompleteCascadeSelectField to ServiceCatalogMixin.
Added django-rest-framework

- Added to setup.py django-rest-framework
- Added to INSTALLED_APPS rest_framework
added loadbalancers data migration
Travis should fetch bob-ajax-selects from GitHub.
Merge pull request #1214 from kula1922/feature/add-django-rest-framework

Added django-rest-framework
Removed unnecessary 'print'.
Changing management IP via Scan form when asset is assigned - blocked.
Fix for assets saving on Scan form.
Merge pull request #1212 from mkurek/fix/loadbalancers-migrations

fix - added loadbalancers data migration
Blocked ability to add management IP via addresses form
Detect Dell family in scan, when headers not contains `Server`
Merge pull request #1213 from xor-xor/cascade_selects_fix

Introducing AutoCompleteCascadeSelectField to ServiceCatalogMixin.
Merge pull request #1215 from andrzej-jankowski/management-block

Changing management IP via Scan form when asset is assigned - blocked.
Merge pull request #1217 from quamilek/dell-http-familly

Detect Dell family in scan, when headers not contains `Server`
Added Gitter badge
Merge pull request #1219 from gitter-badger/gitter-badge

Add a Gitter chat badge to README.md
Merge pull request #1216 from zefciu/RAS-71a

Blocked ability to add management IP via addresses form
Update .travis.yml
Update README.rst
Update README.rst
Update README.md