* update the L2 interface
* update eMBMS MAC/PHY to support more than one MBSFN sync area
* update OTG to support different multicast traffic for eMBMS
* pre-ci test passed (100%)
 


git-svn-id: http://svn.eurecom.fr/openair4G/trunk@4170 818b1a75-f10b-46b9-bf7c-635c3b92a50f