Fix scrolling after section expansion

Isn’t it nice to actually do TODOs?
Sync timings
Todo...
Start Footer
Move to SCSS
SASS being too clever bug
Adding in some colour variables
Merge branch 'Move-to-scss'
Footer section
TODO list getting crazy now
Another layout! :o
Move code away from slidesjs dependancy unless needed
More unneeded dependancy
Skrollr only for main page
TODO
Bottom included
Javascript organisation
Teaching page
Get rid of unneeded script when not on main page
Oopsie on the scripts