Support: Remove old IRC channels
Closes gh-593
0.4.5
ThemeRoller: Corrected link to video
Closes gh-594
0.4.6
javascript-101/objects.js: closing ``` in last section

Closes gh-596

bad rendering going on here:

http://learn.jquery.com/javascript-101/objects/#iterating-over-the-enumerable-properties-of-an-object