* Explicitly define dependency tree for several modules
* Enable parallel builds for libtiff and libspandsp
* Verify module is enabled before attempting build.  Allows
  the virtual targets to be used for ordering without forcing
  a build dependency.

seems 1.5.0 doesn't support postproc, returns VPX_CODEC_INCAPABLE if set

* commit 'e5b5b9b2':
  FS-8111 [mod_sofia] 'sofia' API command auto-complete cleanup

Merge pull request #648 in FS/freeswitch from ~THEHUNMONKGROUP/freeswitch:feature/FS-8685-conference-relate-multiple-members to master

* commit '75f94438':
  FS-8685: multiple member arguments for conference relate api command

multiple member arguments can be separated by a comma, eg:

  conference foo relate 1 2,3,4 nohear
  conference foo relate 1,2 3 nospeak

Merge pull request #652 in FS/freeswitch from ~SJTHOMASON/freeswitch:bugfix/FS-8571-configure-with-disable-srtp-breaks to master

* commit 'e3e6bd87':
  Add missing ENABLE_SRTP ifdef to allow building without SRTP

Merge pull request #671 in FS/freeswitch from ~IVO/freeswitch:bugfix/FS-8756-dutch-localisation-issues-in-mod_say_nl to master

* commit '5d140310':
  FS-8756: [mod_say_nl] Improve dutch localisation

* commit 'f80d6cc5':
  FS-8763 [mod_sofia] set is_auth on switch_ivr_set_user result

Merge pull request #669 in FS/freeswitch from ~ICEHESS/freeswitch:feature/FS-8737-add-bill_msec-variable-to-default to master

* commit 'dee37afb':
  FS-8737: [mod_kazoo] Add require vars to default filter

This change fixes various Dutch localisation issues.
Euro is used instead of Dollar
Some date/time digits are played different to be compatible with the Dutch language.

* commit '4722992f':
  FS-7776 build kazoo module

Merge pull request #668 in FS/freeswitch from bugfix/FS-8673-core-dump-on-playback-after-decode to master

* commit '2db6cc18':
  FS-8673 #resolve [core dump on playback after "Decode Codec is not initialized!" log message]

* commit 'b17602be':
  FS-8735 display update support for Panasonic devices

FS-8721 #resolve [Bug removal at call end causes eavesdrop memory leak] #comment This should do it, bug_remove_all is called after destroy where it's more than safe to kill bugs indiscriminately

FS-8713 #resolve [crash on bad video rtp stream] #comment Pushed a patch to make the sizes match.  This was the original intention since we want to preserve the packet as-is while in the jb

Merge pull request #666 in FS/freeswitch from feature/FS-8728-mod_amqp-add-logging-ability to master

* commit 'e7d20832':
  FS-8728 default configs
  FS-8728 Adding logging profile and functionality

Revert "FS-8720: [core] allow passing in blank/null to session::hangup to mean NORMAL_CLEARING hangup cause instead of segfault"
wrong fix for this issue
This reverts commit 3304492b.

* commit '7020d21e':
  FS-8721: avoid memory leak when removing thread-locked bugs

FS-8719: [mod_conference] fix seg when building without video support, but specifying video_mute_png variable for a conference member

FS-8720: [core] allow passing in blank/null to session::hangup to mean NORMAL_CLEARING hangup cause instead of segfault