Notes History WIP
More progress on Notes History directive
Add diff match patch lib and use it on notes history
Save resolution to avoid conflict with bower package
Tidy UI for case notes history
Merge branch 'develop' into feature/notes_history

Conflicts:
	cla_frontend/assets-src/javascripts/app/js/services/models.js
Remove lowercase icon
Add correct case history icon
Remove diff match from bower as trying to use SVN
Merge pull request #418 from ministryofjustice/feature/notes_history

Notes history