LDEV-3720: Update Share Resources learner to Bootstrap. Also removed all the iframes/framesets from learner except for one iframe that is used to load the user entered content.
LDEV-3727 skip exporting RatingCriteria's toolContentId field. Also explicitly reset it to the new value on LD import (instead of relying on Hibernate to do it)
LDEV-3727 skip exporting RatingCriteria's toolContentId field. Also explicitly reset it to the new value on LD import (instead of relying on Hibernate to do it)