- handle an UE on the second carrier
- quick fix (may change in the future) to deal with race conditions
  in lte-softmodem. TX procedures (phy_procedures_eNB_TX) are now done
  the one after the other, from carrier 0 to carrier N.


git-svn-id: http://svn.eurecom.fr/openair4G/trunk@7541 818b1a75-f10b-46b9-bf7c-635c3b92a50f