Add font-awesome icons
Use icon in cfs directory view.
Add base classes for workflows and workflow jobs.
Add workflow/job relation class.
Index names were too long, so set them manually.
Schema after running this migration.
Add relationships to the base classes for workflows and jobs.
Will need some concrete classes to make sure that these are right,
but it's a start.
Add state_machine gem, which we intend to use in the workflow
subclasses.
Add model for ingest workflow.
Merge branch 'workflow' of github.com:medusa-project/medusa-rails3 into workflow

Conflicts:
	Gemfile