recalculate gps center if it is missing
recalculate gps center if it is missing

bwaldvogel/openmoves,marguslt/openmoves,marguslt/openmoves,bwaldvogel/openmoves,mourningsun75/openmoves,mourningsun75/openmoves,mourningsun75/openmoves,bwaldvogel/openmoves,marguslt/openmoves