Inital import of freeswitch intergration

bbb-common-message/build.gradle

bbb-video/vm-build.sh

bbb-voice/build.gradle

...oice/src/main/webapp/WEB-INF/bigbluebutton-sip.properties

bbb-voice/vm-build.sh

bigbluebutton-apps/.gitignore

bigbluebutton-apps/build.gradle

...webconference/voice/freeswitch/FreeswitchApplication.java

...onference/voice/freeswitch/FreeswitchServiceProvider.java

...nce/voice/freeswitch/actions/EjectParticipantCommand.java

...onference/voice/freeswitch/actions/FreeswitchCommand.java

...ence/voice/freeswitch/actions/MuteParticipantCommand.java

...ference/voice/freeswitch/actions/PopulateRoomCommand.java

...onference/voice/freeswitch/response/ConferenceMember.java

...ence/voice/freeswitch/response/ConferenceMemberFlags.java

.../freeswitch/response/XMLResponseConferenceListParser.java

bigbluebutton-apps/src/main/webapp/WEB-INF/bbb-voice-app.xml

...ton-apps/src/main/webapp/WEB-INF/bigbluebutton.properties

bigbluebutton-apps/vm-build-debug.sh

bigbluebutton-apps/vm-build.sh