Merge pull request #524 in FS/freeswitch from ~STEFAN_YOHANSSON/freeswitch:bugfix/FS-8260-prompt-for-banner-text to master

* commit '0e125afa':
  FS-8260 #resolve [verto_communicator] prompt banner text

Merge pull request #520 in FS/freeswitch from ~STEFAN_YOHANSSON/freeswitch:bugfix/FS-8251-factory-reset-only-reset-vc-local to master

* commit 'fb493387':
  FS-8251 #resolve [verto_communicator] factory reset now clear all local storage

Merge pull request #523 in FS/freeswitch from ~STEFAN_YOHANSSON/freeswitch:bugfix/FS-8257-config-doesn-t-work-with-grunt-serve to master

* commit 'd8d7a9f3':
  FS-8257 #resolve [verto_communicator] fix config provision url

Merge pull request #521 in FS/freeswitch from ~STEFAN_YOHANSSON/freeswitch:feature/FS-8254-add-js-sourcemap-in-grunt-build to master

* commit '8e0bd452':
  FS-8254 #resolve [verto_communicator] create source map file

Merge pull request #515 in FS/freeswitch from bugfix/FS-8219-camera-is-not-deactivated-after-init to master

* commit 'dab81d4c':
  FS-8219 #resolve Correctly stop the tracks.

getusermedia.stop() has been deprecated. we now need to call stop on
each individual track.

FS-8220 #resolve [DTMF not working between telephone-event/48000 A leg and telephone-event/8000 B leg]

FS-8166 #resolve [Mute/unmute while shout is playing audio fails because the channel "has a media bug, hard mute not allowed"]

Merge pull request #513 in FS/freeswitch from ~VICTORTORRES/freeswitch-fs-7445:bugfix/FS-8229-moderator-actions-bullets-menu-color to master

* commit '2512deb5':
  FS-8229 [verto_communicator] Changing moderator actions bullet menu color to #333

compatibility problems with recent versions of MSVC