Update our_solution.js

Changed our_solution.js to be consistent with the readme. This file started numbering with 1 and ended at 4, missing "But wait, there's more!" - I renumbered it starting with 0 and added the missing section.
Merge pull request #34 from Birdrock/patch-1

Update our_solution.js
added push/sync to sync instructions
added links to coding references
fixed formatting of title
added challenge title
made html file week 3