Adding tigrans feedback

All the feedback, othre than the merging stuff.
Add number animation JS
Add track, tinker with css
Fix conflicts

- Fix all conflicts between app and landing page.

- Update 'track' image

- Fix spacing on top slide
minor css change, text updates and image changes
Resize images, fix min-width, edit JS
Adding chart JS
Add chart.js

-Add chart.js charts to the stats page that fire on scroll.

-Fix image for second feature slide.
Merge branch 'fix-conflicts'

Conflicts:
	img/track-circle.png
	index.html