Add background image for sidebar
Add markup and styling for new sidebar
Remove markup for StoryJS

Remove the reference to the StoryJS library. Also, remove the main
content of the website.
Remove Mixpanel

Removed Mixpanel tracking code since we don't really make use of it.

Also, moved Google Analytics to the header so that it is invoked before
the rest of the JS.
Change sidebar background image
Style sidebar and add About section
Use a favicon with a transparent background
Re-insert Timeline

It turns out that the website looks sort-of better with the timeline
widget.
Fix timeline formatting

Resize all images to be 75% smaller. Adjust the height of the timeline
to be smaller as well.
Remove unused icons
Add social icons to sidebar
Introduce a template for viewing blog posts
Rename blog-post to introducing-sachet
Final touch-ups before first blog post

Final touch-ups to design. Link to blog post from the index page.