Merge pull request #52 in FS/freeswitch from ~DDRAGIC/freeswitch:gsmopen_feature_addi...

* commit 'a9b2e061dcd1d95322d27e169ac2f0016aa628a3':
  mod_gsmopen: clean up "gsm list" output a little
  mod_gsmopen: convert reported RSSI from AT+CSQ to dBm.
  mod_gsmopen: get device manufacturer, model and firmware version info.
  mod_gsmopen: add support for reading own number from ON phonebook using AT+CNUM
  mod_gsmopen: add AT+COPS support to get operator name.

diff --cc src/mod/endpoints/mod_gsmopen/gsmopen_protocol.cpp
Simple merge

diff --cc src/mod/endpoints/mod_gsmopen/mod_gsmopen.cpp
Simple merge