Fixed compiler warnings.

Change-Id: I45d95a11ec2e3cae56ab02c2e95233155ebde458
Raise good errors when user uses ColorAttributeType property.

Change-Id: Ie96b124299c03f32b80ae71e8120d7ca83fe880a
Merge topic 'lookup_table_cleanup' into next

3e62e423 Raise good errors when user uses ColorAttributeType property.
00b52b4b Fixed compiler warnings.