Merge pull request #287 in FS/freeswitch from ~ARTURZ/freeswitch:FS-7405-condition-regex-all-proper-fix to master

* commit '9d6ad1f9':
  FS-7405 Fix <condition regex="all"> to work with time conditions

* commit '4dc7b3b2':
  FS-7760 #resolve

added xml fetch for channels to externally support nightmare transfer
depends on channel-xml-fetch-on-nightmare-transfer profile param (default is disabled)

fixes missing entry in switch_xml.c to enable the xml binding

Merge pull request #277 in FS/freeswitch from ~ARTURZ/freeswitch:FS-7639-audio-sent-as-dtmf to master

* commit '8b1ce0f1':
  FS-7639 Fix rtp_session->recv_te and rtp_session->cng_pt comparisions in switch_rtp.c

* commit '48b44832':
  FS-7198 add coma separated values and reverse ranges for time-of-day and day-of-week matches

Merge pull request #338 in FS/freeswitch from ~DRAGOS_OANCEA/freeswitch-dragos:opus-ptime-60ms-support to master

* commit '76bdd2b0':
  FS-7809: mod_opus: added 60 ms ptime for Opus at 8 khz  ( opus@8000h@60i )

* commit 'be6e6ea5':
  FS-7801: mod_opus: added support to set CBR mode

* commit '410850fa':
  FS-7685 fix Dutch numbers pronunciation

The Dutch number pronunciation is more like the German one. 21 is
pronounced as "one-and-twenty".

FS-7685 #resolve

* commit '66a2ba22':
  FS-7648 Fix regex "all" and "xor" tests.

* commit '57a76001':
  FS-7200, fix dialplan parsing when using date/time matches

* commit '31ade5f9':
  FS-7799 Add API command uuid_write_png to mod_png

This adds the API command uuid_write_png to mod_png which takes a uuid and
file as input. This command takes a screenshot from the session associated
with the given uuid and writes it to the given file. If an absolute path
is not specified, the images directory is used as a prefix.

* commit '521b3037':
  change event header 'call-direction' to 'presence-call-direction'

* commit 'b17564e8':
  FS-7705: mod_shout - dependency declaration added to SPEC file.

* commit '97394bd6':
  FS-7778 Fix ALTER TABLE statement to use single quotes.

Merge pull request #311 in FS/freeswitch from ~LAZEDO/freeswitch:feature/sms_delivery_report to master

* commit '05c476f9':
  FS-7764 #resolve

* commit 'eaf6430e':
  FS-7776 #resolve add mod_kazoo to build system

Merge pull request #331 in FS/freeswitch from ~CRIENZO/freeswitch:fs-7780-add-max-session-transfers to master

* commit '05cc8bb3':
  FS-7780 add new channel variable max_session_transfers.  If set, this variable is used to count the number of session transfers allowed instead of the max_forwards variable.  If not set, the existing behavior is preserved.

Merge pull request #327 in FS/freeswitch from ~DRAGOS_OANCEA/freeswitch-dragos:opus-keep-fec-on to master

* commit 'b3f453b0':
  FS-7772: mod_opus: add functionality to keep FEC enabled on the encoder by modifying the bitrate if packet loss changes (Opus codec specific behaviour).

Merge pull request #334 in FS/freeswitch from ~DRAGOS_OANCEA/freeswitch-dragos:opus-8khz-fix-init-ptime-40ms to master

* commit '12d24030':
  FS-7785: mod_opus: fix for invalid ptime 30 ms for opus@8000h . Replaced 30 ms with 40 ms.

* commit '97ed52cb':
  FS-7628: mod_erlang_event - removed unused var

FS-7772: mod_opus: add functionality to keep FEC enabled on the encoder by modifying the bitrate if packet loss changes (Opus codec specific behaviour).