Added redis pool, pubsub, and maven3 support to bbb-web

bbb-video/.gitignore

...luebutton/conference/ParticipantUpdatingRoomListener.java

.../main/java/org/bigbluebutton/conference/RoomsManager.java

...luebutton/conference/service/messaging/RedisListener.java

...uebutton/conference/service/messaging/RedisPublisher.java

...ference/service/participants/ParticipantsApplication.java

...ervice/presentation/ConversionUpdatesMessageListener.java

...g/bigbluebutton/conference/service/recorder/Recorder.java

.../conference/service/recorder/RecorderEventDispatcher.java

...uebutton/conference/service/recorder/RedisDispatcher.java

...igbluebutton/conference/service/recorder/RedisServer.java

...on/conference/service/recorder/pubsub/PubsubListener.java

...ton/conference/service/recorder/pubsub/RedisListener.java

...on/conference/service/recorder/pubsub/RedisPublisher.java

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

bigbluebutton-web/.gitignore

bigbluebutton-web/application.properties

bigbluebutton-web/grails-app/conf/DataSource.groovy

bigbluebutton-web/grails-app/conf/bigbluebutton.properties

bigbluebutton-web/grails-app/conf/spring/resources.xml