fixes #1740: correct prefix for user defined waypoints
fixes #1740: correct prefix for user defined waypoints

schwabe/cgeo,brok85/cgeo,schwabe/cgeo,vishwakulkarni/cgeo,tobiasge/cgeo,SammysHP/cgeo,lewurm/cgeo,KublaikhanGeek/cgeo,superspindel/cgeo,kumy/cgeo,Bananeweizen/cgeo,madankb/cgeo,matej116/cgeo,rsudev/c-geo-opensource,yummy222/cgeo,S-Bartfast/cgeo,KublaikhanGeek/cgeo,brok85/cgeo,mucek4/cgeo,xiaoyanit/cgeo,matej116/cgeo,tobiasge/cgeo,superspindel/cgeo,pstorch/cgeo,yummy222/cgeo,SammysHP/cgeo,samueltardieu/cgeo,SammysHP/cgeo,superspindel/cgeo,xiaoyanit/cgeo,samueltardieu/cgeo,brok85/cgeo,ThibaultR/cgeo,vishwakulkarni/cgeo,kumy/cgeo,rsudev/c-geo-opensource,rsudev/c-geo-opensource,auricgoldfinger/cgeo,auricgoldfinger/cgeo,cgeo/cgeo,Huertix/cgeo,xiaoyanit/cgeo,marco-dev/c-geo-opensource,schwabe/cgeo,lewurm/cgeo,madankb/cgeo,marco-dev/c-geo-opensource,vishwakulkarni/cgeo,S-Bartfast/cgeo,mucek4/cgeo,Huertix/cgeo,tobiasge/cgeo,Huertix/cgeo,S-Bartfast/cgeo,Bananeweizen/cgeo,ThibaultR/cgeo,schwabe/cgeo,marco-dev/c-geo-opensource,madankb/cgeo,mucek4/cgeo,samueltardieu/cgeo,cgeo/cgeo,KublaikhanGeek/cgeo,pstorch/cgeo,lewurm/cgeo,matej116/cgeo,ThibaultR/cgeo,cgeo/cgeo,pstorch/cgeo,kumy/cgeo,Bananeweizen/cgeo,yummy222/cgeo,cgeo/cgeo,auricgoldfinger/cgeo