make slot edit just a link on existing presentation title
make slot edit just a link on existing presentation title

pydata/symposion,mbrochh/symposion,euroscipy/symposion,faulteh/symposion,mbrochh/symposion,pyohio/symposion,pydata/symposion,pyconca/2013-web,miurahr/symposion,pyconau2017/symposion,TheOpenBastion/symposion,python-spain/symposion,toulibre/symposion,pinax/symposion,toulibre/symposion,pyconau2017/symposion,NelleV/pyconfr-test,python-spain/symposion,miurahr/symposion,pinax/symposion,TheOpenBastion/symposion,pyconca/2013-web,euroscipy/symposion,faulteh/symposion,NelleV/pyconfr-test,pyohio/symposion