Update Twitter and Facebook links
Update Twitter and Facebook links

sdeleuze/mixit,mix-it/mixit,sdeleuze/mixit,mixitconf/mixit,mixitconf/mixit,sdeleuze/mixit,sdeleuze/mixit,mixitconf/mixit,mix-it/mixit,mixitconf/mixit,mix-it/mixit,mix-it/mixit,mix-it/mixit