Input Wizard: clear channels before running

This makes sure that the influence of a previous run though
the wizard is lost.
Merge pull request #1120 from peabody124/input_wizard_clear

Input Wizard: clear channels before running
GCS-Config-Modules
Enhance the Config-Modules with HoTT settings

Signed-off-by: cGiesen <info@klick-punkte.info>
Merge pull request #1124 from cGiesen/GCS-Config-Modules

GCS-Config-Modules
pios_mpu9150: updated file header
Merge branch 'next' into chibios