algron/ardrone_autonomy — pull request #7 by garyservin (2014-08-18 19:32:30+00:00)
Title: Add proper covariances to NavSatFix

- Calculated GPS covariances based on http://answers.ros.org/question/10310/calculate-navsatfix-covariance/?answer=15197#post-id-15197
- Use lat_fused and long_fused for less drifty values