Changed committed states to use icon instead of background colour.
Change deployment summary to 'Confirm your changes'
Merge pull request #454 from hatched/deployment-confirmation-1341530

Change 'Deployment summary' to 'Confirm your changes'
Merge pull request #452 from huwshimi/uncommitted-circles

Uncommitted circles

Replace the uncommitted background with circles.
Hide the constraints tab button in the ghost inspector under mv and show a ghost header message
Show icons on uncommitted units in the inspector
Updated existing tests to account for changes.
Tests for new functionality.