FreeSWITCH-FS-6836

Merge pull request #417 in FS/freeswitch from ~JONATASOLIVEIRA/freeswitch:FS-8022-clicking-refresh-device-list-should to master

* commit 'ea4fe4f942e73fa2b7595399523054b8e09840d8':
  FS-8022 - fix refresh devices and prevent reset previous selected configuration