Updated Slovak translation
Updated Slovak translation

AtticHacker/geary,AtticHacker/geary,jimbonator/geary,githubnemo/geary,glebihan/geary,githubnemo/geary,glebihan/geary,aatishnn/geary,tshikaboom/geary,robol/geary,mjog/geary,robol/geary,martinra/geary,robol/geary,mjog/geary,martinra/geary,martinra/geary,mjog/geary,glebihan/geary,jimbonator/geary,tshikaboom/geary,tshikaboom/geary,AtticHacker/geary,aatishnn/geary,githubnemo/geary,aatishnn/geary,jimbonator/geary