contikimac: Removed redundant memb_free
packetbuf: Added security-related attributes
NETSTACK_LLSEC: New layer in between NETSTACK_MAC and NETSTACK_NETWORK for implementing link layer security
NETSTACK_LLSEC: Doing hdrreduce in NETSTACK_LLSEC, so that the NETSTACK_LLSEC driver can
see the entire frame
NETSTACK_LLSEC: Configuration option for defining a constant LoWPAN-wide IEEE
802.15.4 security level
NETSTACK_LLSEC: Added encryption security levels
NETSTACK_LLSEC: Hardware-independent interface to the symmetric-key
algorithms of 802.15.4
NETSTACK_LLSEC: Default implementations of CCM*
sky-main: Calling NETSTACK_LLSEC.bootstrap from contiki-sky-main.c
sky-main: DEBUG on/off switch
framer-802154: Support for creating and parsing frames with security
headers
framer-802154: Support for setting and accessing the frame type
attribute
framer-802154: Sequence number fixes
framer-802154: Renamed variable
framer-802154: Simplification of frame802154_create
framer-802154: Supporting key identifier mode 1
framer-802154: Calling NETSTACK_LLSEC.on_frame_created()
CC2420: Doing CRC in hardware all the time
CC2420: Macros as functions for saving program memory
CC2420: CC2420_WRITE_RAM with parameterizable ordering + resulting
simplifications