Remove webcamsOnlyForModerator from enter API response.

...tton-client/src/org/bigbluebutton/core/model/Meeting2x.as

...client/src/org/bigbluebutton/core/model/MeetingBuilder.as

...ient/src/org/bigbluebutton/core/model/MeetingBuilder2x.as

...client/src/org/bigbluebutton/core/model/int/MeetingInt.as

...rc/org/bigbluebutton/main/model/users/EnterApiResponse.as

...ent/src/org/bigbluebutton/main/model/users/JoinService.as

...ent/src/org/bigbluebutton/main/model/users/UserService.as

...rs/org/bigbluebutton/web/controllers/ApiController.groovy