fixed bug in task state machine introduced by re-adding gps thread. thanks to alu for catching it.

git-svn-id: https://afrodevices.googlecode.com/svn/trunk/baseflight@441 7c89a4a9-59b9-e629-4cfe-3a2d53b20e61
corrected a bug that would cause motors to spin up after saving parameters in 3D mode, thx englishman.


git-svn-id: https://afrodevices.googlecode.com/svn/trunk/baseflight@443 7c89a4a9-59b9-e629-4cfe-3a2d53b20e61