+ [OEM-106] Retrieve correct object class for contact address on Patient Contact Association.
Merge branch 'hotfix/OEM-109' into rc/1.5-hotfix4
Update RELEASE notes
Merge branch 'master' into release/1.6
[OE-4010] fixed table names
[OE-4010] migration bugfixes
Merged from release/1.6 and fixed conflicts