Add tooltip with visualization instructions
Tune copy of visualization help
Add spinner while loading visualization data
Add expand sign to nodes when further data available #100
Expand nodes on click, not double click #100
Merge branch 'master' of github.com:dcabo/quienmanda.es
Tweak in title copy
Hide 'show more' toggle in related entities sidebar when not needed; the other way around gets tricky with CSS
Don't show posts in homepage that are already featured in slider
Show 6 articles in home