apply channel mask when setting the channel
Fix address output of net_if shell command
Merge pull request #868 from OlegHahm/at86rf_channel

apply channel mask when setting the channel
Disable debug output for at86rf231 driver
Merge pull request #871 from authmillenon/at86rf231-debug-output

at86rf231: Disable debug output for at86rf231 driver
Merge pull request #869 from authmillenon/net-if-shell

sys:net:net_if: Fix address output of net_if shell command