Modified gitignore for usercode and rawxml
Changed update script to pull new version, force pull to ignore conflicts
Change in update script closes #20
Update script also starts sound card for BT music
Changed sensor type for US from TYPE_ULTRASONIC_CONT to TYPE_SENSOR_I2C
Revert ultrasonic sensor type in HD
added support for encoders 1-4
Merge remote-tracking branch 'remotes/origin/master' into master_nb_lists_merge