adding topic design and arrows
fixed merge conflicts
fixed a bug with my merge
fixed merge conflicts
added more style to the topic show page
fixed merge conflicts
added timeline on topic show page and some styling
Merge pull request #50 from kevinmcalear/css_stuff

Css stuff
header styling
Merge branch 'master' into animation
small style fixes
Merge pull request #51 from kdoyne/animation

small style fixes
zoom and pan
Merge pull request #52 from kdoyne/animation

zoom and pan