- location changing is also blocked for blade servers
- orientation property on device model added
- better ip addresses validation in admin panel
Introduction of 'CascadeModelChoiceField'.
Merge pull request #1228 from andrzej-jankowski/location-fixes

Location display/edit changes
Merge pull request #1229 from xor-xor/cascade_model_choice

Introduction of 'CascadeModelChoiceField'.
Added general API getter
Merge pull request #1230 from zefciu/RAS-146

Added general API getter
data center visualization