Update archives with data from MayhemYDG fork
use rbt.asia URL
Release 4chan X v1.4.6.
use gh-pages for updates
fix updates.xml
Release 4chan X v1.4.7.
add video expansion
Release 4chan X v1.5.0.
Merge branch 'ccd0' into v3

Conflicts:
	CHANGELOG.md
	builds/4chan-X.user.js
	builds/crx/manifest.json
	builds/crx/script.js
	src/Archive/Redirect.coffee
	src/Images/ImageExpand.coffee
Fix webm PDF bug