FreeSWITCH

Merge pull request #466 in FS/freeswitch from ~JONATASOLIVEIRA/freeswitch:bugfix/FS-7994-de-duplicate-call-history to master

* commit 'faed47bb49a8945fa4760281238a42bffdcc0b4e':
  FS-7994 - Verto Communicator - Using factory for group calls in history