Merge pull request #5 from lele85/angularjsday-lele

Aggiunti tag opengraph facebook
Merge pull request #6 from lele85/angularjsday-lele

Altri opengraph tag
Merge pull request #7 from lele85/angularjsday-lele

Aggiunge logo devmarche
cfp closed
Aggiunge il programma