cc2538: lpm: Make periph_permit_pm1_funcs static

periph_permit_pm1_funcs[] is a private member of lpm.c, so define it as static.

Signed-off-by: Benoît Thébaudeau <benoit.thebaudeau@advansee.com>
cc2538: Add driver for the rom utility function library

Signed-off-by: Benoît Thébaudeau <benoit.thebaudeau@advansee.com>
Add access to LQI and RSSI to Contiki motes
Merge pull request #433 from ADVANSEE/cc2538-lpm-static-periph_permit_pm1_funcs

cc2538: lpm: Make periph_permit_pm1_funcs static
Merge pull request #426 from ADVANSEE/cc2538-rom

cc2538: Add driver for the rom utility function library
Merge pull request #54 from cmorty/contiki_mote_lqi_support

Add access to LQI and RSSI to Contiki motes
Fixing sleep on stm32w108 cpu
Merge pull request #436 from adamdunkels/push/cleanup-examples

A first cleanup of the examples/ directory
Merge pull request #435 from adamdunkels/push/cleanup-net

Removed old unused tcpdump.c code
Merge pull request #434 from adamdunkels/push/cleanup-sys

Remove old unused code from the core/sys/ directory
Merge pull request #440 from ismb-pert/fix-sleep

Fixing sleep on stm32w108 cpu
Merge pull request #431 from adamdunkels/push/ipv6-const

Make IP addresses const
Removed old, unused msp430-based platforms
Removed pc-6001 platform
Removed the stepper-robot platform
Removed the stk500/stk501 platforms
Removed the redbee platforms
Removed the old esb regression tests
The pc-6001 platform was the last z80 platform in the tree, so we'll remove the cpu/z80 directory too