Add support for names  with non-ascii (utf-8) characters.
Add support for names  with non-ascii (utf-8) characters.

Encode utf-8 chars and store in obj_fq_name_table column names
since comparator type cannot be changed on already existing CF.

Change-Id: Ia20fe2064060901dcf9cbfbf269e9681db7429c5
Closes-Bug: #1396894

varunarya10/contrail-generateDS,vpramo/contrail-generateDS,vpramo/contrail-generateDS,JioCloud/contrail-generateDS,varunarya10/contrail-generateDS,JioCloud/contrail-generateDS,varunarya10/contrail-generateDS,vpramo/contrail-generateDS,JioCloud/contrail-generateDS,varunarya10/contrail-generateDS,varunarya10/contrail-generateDS,JioCloud/contrail-generateDS,vpramo/contrail-generateDS,vpramo/contrail-generateDS,JioCloud/contrail-generateDS