Add DATE as a column type
re-adding missing changes
Merge remote-tracking branch 'upstream/develop' into PLFM-2587

Conflicts:
	services/repository-managers/src/test/java/org/sagebionetworks/repo/model/table/ColumnModelManagerTest.java
Merge pull request #1185 from marcel-blonk/PLFM-2587

Add DATE as a column type