* Update license and header files

README.txt

openair2/COMMON/COPYING

openair2/COMMON/as_message.h

openair2/COMMON/commonDef.h

openair2/COMMON/gtpv1_u_messages_def.h

openair2/COMMON/gtpv1_u_messages_types.h

openair2/COMMON/intertask_interface_conf.h

openair2/COMMON/mac_messages_def.h

openair2/COMMON/mac_messages_types.h

openair2/COMMON/mac_primitives.h

openair2/COMMON/mac_rlc_primitives.h

openair2/COMMON/mac_rrc_primitives.h

openair2/COMMON/messages_def.h

openair2/COMMON/messages_types.h

openair2/COMMON/nas_messages_def.h

openair2/COMMON/nas_messages_types.h

openair2/COMMON/networkDef.h

openair2/COMMON/openair_defs.h

openair2/COMMON/openair_types.h

openair2/COMMON/pdcp_messages_def.h