Add sonar and pressure sensor publishers
Merge pull request #18 from garyservin/hydro-devel-fixed

Add sonar and pressure sensor publishers
Merge branch 'hydro-devel-fixed' of https://github.com/algron/ardrone_autonomy into hydro-devel-fixed

Conflicts:
	include/ardrone_autonomy/ardrone_driver.h
Merge pull request #19 from algron/hydro-devel-fixed

Bring sonar and pressure_hight to android branch