Better attitude filter, not sensitive to sudden accelerations
Removed unused files
Merge branch 'master' of github.com:PX4/Firmware into attitude_filter_improvement
Merge remote-tracking branch 'upstream/master' into attitude_filter_improvement
drivers/mpu6000: add default product ID case
mpu6000: support setting the DLPF filter frequency

APM uses this for different aircraft types
Merge remote-tracking branch 'upstream/master' into attitude_filter_improvement
Turned all control outputs into NED frame moments, this is validated in real flight with a correct mixer setup.
Merge pull request #197 from PX4/mpu6000_fixes

MPU6000 driver improvements
Changed names and default values of attitude estimator parameters
Merge pull request #178 from PX4/attitude_filter_improvement

Better attitude filter, not sensitive to sudden accelerations
Merge pull request #201 from PX4/fixedwing_ned_outputs

Turned all control outputs into NED frame moments
Merge remote-tracking branch 'upstream/master'