Updated Greek translation
Updated Greek translation

aatishnn/geary,MohamedIM/geary-unofficial,martinra/geary,AtticHacker/geary,githubnemo/geary,mjog/geary,jimbonator/geary,robol/geary,robol/geary,emersion/geary,robol/geary,jimbonator/geary,aatishnn/geary,AtticHacker/geary,aatishnn/geary,mjog/geary,emersion/geary,emersion/geary,glebihan/geary,tshikaboom/geary,geekvigilante/geary,tshikaboom/geary,jimbonator/geary,martinra/geary,githubnemo/geary,tshikaboom/geary,martinra/geary,glebihan/geary,glebihan/geary,githubnemo/geary,mjog/geary,AtticHacker/geary