FreeSWITCH

Merge pull request #73 in FS/freeswitch from ~RTRELEAVEN/freeswitch-fs-6859:fs-6859 to master

* commit 'e4f77140d2aebef47671dd3b2f028930c7ee1f86':
  make the gateway parameters to make the gateways samples the same
  make vanilla configuration gateways easier to understand for new users