Added Czech-specific dependency relations to the central index.
Added Czech-specific dependency relations to the central index.

fginter/docs,PhyloStar/UDTelugu,fginter/docs,ftyers/docs,hamzashafqat/docs,fginter/docs-fginterfork,ftyers/docs,UniversalDependencies/docs,PhyloStar/UDTelugu,coltekin/docs,PhyloStar/UDTelugu,ftyers/docs,PhyloStar/UDTelugu,coltekin/docs,nschneid/docs,coltekin/docs,nschneid/docs,hamzashafqat/docs,fginter/docs-fginterfork,fginter/docs,UniversalDependencies/docs,ftyers/docs,hamzashafqat/docs,fginter/docs-fginterfork,PhyloStar/UDTelugu,hamzashafqat/docs,UniversalDependencies/docs,fginter/docs,UniversalDependencies/docs,nschneid/docs,UniversalDependencies/docs,fginter/docs,UniversalDependencies/docs,nschneid/docs,coltekin/docs,fginter/docs-fginterfork,PhyloStar/UDTelugu,fginter/docs-fginterfork,coltekin/docs