Recognize @unit parameter documentation tag. Not used in any output yet.
Simplify file extension check.
Rename Scanner and Parser classes to SourceScanner and SourceParser to avoid naming conflicts.
Rework px_process_params.py into a fully featured program.
Improve DokuWiki formatting.
add low pass filter to meas airspeed driver including logging of filtered value
Merge remote-tracking branch 'upstream/master' into diff_press_filter

Conflicts:
	src/modules/sdlog2/sdlog2.c
fix logging of filtered diff pressure signal
sensors: use filtered diff pressure to calculate airspeed
Merge remote-tracking branch 'upstream/master' into diff_press_filter

Conflicts:
	src/drivers/meas_airspeed/meas_airspeed.cpp
Merge branch 'diff_press_filter' into diff_press_filter_use

Conflicts:
	src/modules/sensors/sensors.cpp
Add support for the SkyHunter 1800
Merge pull request #765 from sjwilks/master

Add support for the SkyHunter 1800
Hotfix for comment: Removed syntax-breaking symbol
Merge branch 'master' of github.com:PX4/Firmware
Merge remote-tracking branch 'remotes/origin/master' into param_tool
Merge pull request #766 from PX4/param_tool

Improvements to parameter documentation script
wingwing startup: fix typo
Merge pull request #767 from PX4/hotfix_wingwing_defaults

wingwing startup: fix typo
Added youcompleteme config.