Tracy

- addthis to share blog posts, still needs some tinkering. see #43 
- added video to about page
This will need need a fix for mobile and/or when the window resizes -- currently looks like this

-[](https://www.evernote.com/shard/s385/sh/f2c3a2b4-3e43-43cb-b60e-08e53aa47074/cb944806a2a5dc41835374704b1917b8/deep/0/Build-On---About.png)