Merge branch 'master' into closed-captions-prototype

...button/freeswitch/voice/freeswitch/ConnectionManager.java

...eswitch/voice/freeswitch/DelayedCommandSenderService.java

...on/freeswitch/voice/freeswitch/FreeswitchApplication.java

.../freeswitch/voice/freeswitch/IDelayedCommandListener.java

...voice/freeswitch/actions/CheckIfConfIsRunningCommand.java

...oice/freeswitch/actions/ConferenceCheckRecordCommand.java

...n/freeswitch/voice/freeswitch/actions/DelayedCommand.java

...eeswitch/voice/freeswitch/actions/GetAllUsersCommand.java

bigbluebutton-config/bigbluebutton-release

bigbluebutton-html5/imports/api/audio/client/bridge/sip.js

...html5/imports/api/meetings/server/modifiers/addMeeting.js

.../imports/api/meetings/server/modifiers/meetingHasEnded.js

...imports/api/meetings/server/modifiers/setPublishedPoll.js

bigbluebutton-html5/imports/api/network-information/index.js

...ton-html5/imports/api/network-information/server/index.js

...n-html5/imports/api/network-information/server/methods.js

...ork-information/server/methods/userInstabilityDetected.js

...k-information/server/modifiers/clearNetworkInformation.js

...html5/imports/api/network-information/server/publisher.js

...-html5/imports/api/polls/server/handlers/pollPublished.js