New german strings and small changes
New german strings and small changes

+ Missing strings
+ unified capitalization of the website name throughout the stings. Standard: lower case, only uppercase if start of sentence.
S-Bartfast/cgeo,superspindel/cgeo,SammysHP/cgeo,kumy/cgeo,xiaoyanit/cgeo,schwabe/cgeo,superspindel/cgeo,xiaoyanit/cgeo,yummy222/cgeo,auricgoldfinger/cgeo,cgeo/cgeo,yummy222/cgeo,xiaoyanit/cgeo,Huertix/cgeo,vishwakulkarni/cgeo,pstorch/cgeo,Huertix/cgeo,ThibaultR/cgeo,tobiasge/cgeo,SammysHP/cgeo,yummy222/cgeo,kumy/cgeo,marco-dev/c-geo-opensource,marco-dev/c-geo-opensource,marco-dev/c-geo-opensource,auricgoldfinger/cgeo,madankb/cgeo,madankb/cgeo,pstorch/cgeo,schwabe/cgeo,ThibaultR/cgeo,cgeo/cgeo,Bananeweizen/cgeo,vishwakulkarni/cgeo,mucek4/cgeo,matej116/cgeo,kumy/cgeo,schwabe/cgeo,ThibaultR/cgeo,samueltardieu/cgeo,Bananeweizen/cgeo,matej116/cgeo,KublaikhanGeek/cgeo,superspindel/cgeo,Huertix/cgeo,rsudev/c-geo-opensource,schwabe/cgeo,mucek4/cgeo,rsudev/c-geo-opensource,lewurm/cgeo,matej116/cgeo,mucek4/cgeo,madankb/cgeo,lewurm/cgeo,auricgoldfinger/cgeo,pstorch/cgeo,vishwakulkarni/cgeo,SammysHP/cgeo,samueltardieu/cgeo,KublaikhanGeek/cgeo,cgeo/cgeo,KublaikhanGeek/cgeo,tobiasge/cgeo,Bananeweizen/cgeo,cgeo/cgeo,samueltardieu/cgeo,rsudev/c-geo-opensource,brok85/cgeo,S-Bartfast/cgeo,lewurm/cgeo,S-Bartfast/cgeo,brok85/cgeo,brok85/cgeo,tobiasge/cgeo