EUCA-5539
Fixed name mismatch for health_check_type attribute.
EUCA-5498
Implement policy delete/undo behavior as done in other editors.
EUCA-7097
Found that anything extending eucadialogview must have 'scope' created as a normal object, and not Backbone.Model, as that is what the help-maker is eucadialogview.js is expecting.
Merge branch 'sg-wiz-validation' into maint/3.3/testing

Conflicts:
	console/static/js/models/scalinggrp.js
Merge branch 'sg-edit-dialog' into maint/3.3/testing