Closes #5377 Save as for unopenable attachments
Closes #5377 Save as for unopenable attachments
geekvigilante/geary,mpdeimos/geary,mjog/geary,mjog/geary,AtticHacker/geary,emersion/geary,robol/geary,jimbonator/geary,AtticHacker/geary,aatishnn/geary,tshikaboom/geary,AtticHacker/geary,martinra/geary,githubnemo/geary,emersion/geary,robol/geary,githubnemo/geary,rschroll/geary,kpiwko/geary,tshikaboom/geary,martinra/geary,emersion/geary,abn/geary,martinra/geary,mjog/geary,robol/geary,rschroll/geary,aatishnn/geary,tshikaboom/geary,glebihan/geary,MohamedIM/geary-unofficial,glebihan/geary,jimbonator/geary,githubnemo/geary,aatishnn/geary,glebihan/geary,jimbonator/geary