Add an embrionary area ws
MBS-799/MBS-5920: add ISO codes to basic WS
Merge remote-tracking branch 'reosarevok-bitbucket/area-page' into mbs-799-ui-5920

* reosarevok-bitbucket/area-page:
  MBS-799/MBS-5920: add ISO codes to basic WS
  Add an embrionary area ws
MBS-799/MBS-5920: apparently load_codes wasn't working properly. Duly fixed, and added a find_by_iso_3166_1_code method
MBS-799/MBS-5920: update Data::Search schema-fixup, and Artist/Label webservice fixes