[OE-3856] removed episode default scope in favour of BaseActiveRecordVersioned parent.
[OE-3856] removed episode default scope in favour of BaseActiveRecordVersioned parent.

FiviumAustralia/OpenEyes,FiviumAustralia/OpenEyes,FiviumAustralia/OpenEyes,FiviumAustralia/OpenEyes,FiviumAustralia/OpenEyes