Added license for bigbluebutton-web

.gitignore

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

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

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

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

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

bigbluebutton-web/grails-app/conf/log4j.properties

bigbluebutton-web/grails-app/conf/spring/doc-conversion.xml

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

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

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

...gbluebutton/web/controllers/PresentationController.groovy

...org/bigbluebutton/web/services/PresentationService.groovy

...vy/org/bigbluebutton/api/RecordingServiceHelperImp.groovy

...uebutton/presentation/GeneratedSlidesInfoHelperImp.groovy

...ebutton-web/src/java/org/bigbluebutton/api/ApiErrors.java

...on-web/src/java/org/bigbluebutton/api/MeetingService.java

...b/src/java/org/bigbluebutton/api/ParamsProcessorUtil.java

...-web/src/java/org/bigbluebutton/api/RecordingService.java

...rc/java/org/bigbluebutton/api/RecordingServiceHelper.java