# thunderbird/icedove extensions
#sudo apt-get -y install xul-ext-tbdialout 
# https://doc.owncloud.org/server/5.0/user_manual/pim/sync_thunderbird.html
#sudo apt-get -y install xul-ext-sogo-connector 
sudo apt-get -y install xul-ext-firetray 
#sudo apt-get -y install iceowl-extension