Deleted old breakout module Flex client classes.

bigbluebutton-client/src/BreakoutModule.mxml

.../bigbluebutton/modules/breakout/business/BreakoutProxy.as

.../bigbluebutton/modules/breakout/events/CreateRoomEvent.as

...bluebutton/modules/breakout/events/StartBreakoutModule.as

...igbluebutton/modules/breakout/managers/BreakoutManager.as

.../org/bigbluebutton/modules/breakout/maps/BreakoutMap.mxml

.../bigbluebutton/modules/breakout/views/BreakoutButton.mxml

...rg/bigbluebutton/modules/breakout/views/BreakoutItem.mxml

.../bigbluebutton/modules/breakout/views/BreakoutWindow.mxml