PX4/Firmware — pull request #1366 by thomasgubler (2014-09-19 07:56:40+00:00)
Title: geofence: lat/lon is double

This is the same change as 5832948371866aec8f0c7f16b13869f270d36aad from #1213 but
against the master branch.

Some time ago the type of lat and lon in the global_pos uorb topic was
changed but this use here was missed.

Fixes #1364