fixed broken table of contents entry

[This page](http://bladerunnerjs.org/docs/use/getting_started/) currently shows this:
![screen shot 2014-12-01 at 18 54 12](https://cloud.githubusercontent.com/assets/298742/5251210/891bb600-798b-11e4-8d4c-c2425f4fbdaa.png)
Which is gross. Eww.

The root cause is something to do with jquery.toc.js freaking out over the ampersand encoding. It also attempts to link to `#download-26-install-brjs` like a weirdo.

This pr doesnt fix the root cause, but it does fix the page.