Shave a line.
Slightly simplify $.ajax.
Use xhr.responseType = 'document'.
Merge branch 'v3' of git://github.com/MayhemYDG/4chan-x into v3

Conflicts:
	src/General/Main.coffee
	src/General/lib/$.coffee
	src/Monitoring/Unread.coffee
	src/Posting/QuickReply.coffee