* Update license and header files

openair2/COMMON/udp_messages_types.h

openair2/COMMON/x2ap_messages_def.h

openair2/COMMON/x2ap_messages_types.h

openair2/ENB_APP/enb_app.c

openair2/ENB_APP/enb_app.h

openair2/ENB_APP/enb_config.c

openair2/ENB_APP/enb_config.h

openair2/LAYER2/COPYING

openair2/LAYER2/MAC/config.c

openair2/LAYER2/MAC/defs.h

openair2/LAYER2/MAC/eNB_scheduler.c

openair2/LAYER2/MAC/eNB_scheduler_bch.c

openair2/LAYER2/MAC/eNB_scheduler_dlsch.c

openair2/LAYER2/MAC/eNB_scheduler_mch.c

openair2/LAYER2/MAC/eNB_scheduler_primitives.c

openair2/LAYER2/MAC/eNB_scheduler_ulsch.c

openair2/LAYER2/MAC/extern.h

openair2/LAYER2/MAC/l1_helpers.c

openair2/LAYER2/MAC/lte_transport_init.c

openair2/LAYER2/MAC/main.c