test plan:
- create a blueprint course and associate it with one or
more target courses
- create links in rich text from one item to another item
in the blueprint course
- perform a sync
- ensure the associated course objects have functioning links
to the associated course's copies of the items
fixes MC-283
Change-Id: I20c8bdf658168aa5c54815c22718b34db988b05f
Reviewed-on: https://gerrit.instructure.com/117934
Tested-by: Jenkins
Reviewed-by: James Williams <jamesw@instructure.com>
QA-Review: David Mirabile <dmirabile-c@instructure.com>
Product-Review: Jeremy Stanley <jeremy@instructure.com>