Added support to program Z1 far memory with BSL
Remove duplicated configuration parameters definition
Merge pull request #651 from cetic/pr-rpl-private-cleanup-fix

Remove duplicated RPL configuration parameters definition
Merge pull request #630 from blemmens/z1-bsl-far-memory-support

Added support to program Z1 far memory with BSL
Added the new engine to mcast headers files
Added new engine files
Added subscriber linkaddr to mcast entry. Modify add mcast entry as well
Some fixes in BMRF engine configuration
First implementation of BMRF engine
Some fixes for incompatible data type and in function declaration
Merge branch 'mcast-rpl-forward' of https://github.com/g-gaston/contiki into mcast-rpl-forward