update led blink behavior

* turn on Box-LED1 (user2) on flash of recovery image
* turn on Box-LED2 (user1) on flash of rootfs image
* keep user1/user2 on mmc0/mmc1 during production
remove .settings file after source it for updating
add lot's of log-output in update phases
add initial NEWS file for release process
Update hp-blob for WRC stats and fix hostkey perms

* HP-Blob update for WRC statistics
  - Adjusted WRC domain
  - Added -N parameter to all ssh execs
* Adjust hostkey permissions (644) to allow homepilot accessing the
  key-file
bump version to 0.1.2
bump version to 0.1.3 for next release
move relic cleanup from prepare-recover execution

The recoveryfs preparation is done using the old flash routine, so no
knowledge about any relic cleanup exists there. Important-wise any
relic cleanup code must begin in recovery-fs code path