add param for qnh
sensors: move close to correct position
sensors: do not exit task on error
Require a digit ahead of the dot for a valid number for the SF0x output
mavlink: Handle command int packets
Merge pull request #1290 from PX4/sf_fix

Require a digit ahead of the dot for a valid number for the SF0x output
Merge pull request #1291 from PX4/mavlink_cmdint

mavlink: Handle command int packets
Reset excitement mode for hmc5883 sensor before applying a new one to avoid getting reserved 11 bits set in case of a set_excitement(1) call following a set_excitement(-1) call.
Merge pull request #1295 from muharred/master

HMC5883 set_excitement minor fix.
Merge pull request #1283 from PX4/qnh

add param for qnh
skeleton for adafruiti2cpwm driver
bring up adafruit i2c pwm driver

includes the test function, fucntionality verified with scope and servo
 adafruit i2c pwm: listen to uorb for setpoints
rename adafruiti2cpwm to pca9685
Merge pull request #1296 from PX4/adafruiti2cpwm

Adafruit i2c to pwm board driver
pca9685: correct input scaling
Merge pull request #1298 from PX4/adafruiti2cpwm

pca9685: correct input scaling
navigator: correct mode for land and termination
Merge pull request #1299 from PX4/navigatorstatefix

navigator: correct mode for land and termination
Merge remote-tracking branch 'upstream/master' into offboard2_externalsetpointmessages

Conflicts:
	src/modules/navigator/navigator_main.cpp