avoid requesting empty geocodes from trackable connectors
avoid requesting empty geocodes from trackable connectors

Happened to me during debugging. Have no idea what really caused this.
auricgoldfinger/cgeo,pstorch/cgeo,superspindel/cgeo,superspindel/cgeo,kumy/cgeo,auricgoldfinger/cgeo,S-Bartfast/cgeo,SammysHP/cgeo,pstorch/cgeo,kumy/cgeo,S-Bartfast/cgeo,Bananeweizen/cgeo,matej116/cgeo,auricgoldfinger/cgeo,matej116/cgeo,rsudev/c-geo-opensource,samueltardieu/cgeo,mucek4/cgeo,cgeo/cgeo,rsudev/c-geo-opensource,kumy/cgeo,SammysHP/cgeo,mucek4/cgeo,pstorch/cgeo,superspindel/cgeo,SammysHP/cgeo,matej116/cgeo,cgeo/cgeo,cgeo/cgeo,cgeo/cgeo,tobiasge/cgeo,rsudev/c-geo-opensource,tobiasge/cgeo,samueltardieu/cgeo,mucek4/cgeo,S-Bartfast/cgeo,Bananeweizen/cgeo,samueltardieu/cgeo,Bananeweizen/cgeo,tobiasge/cgeo