Merge pull request #73 from ajhodges/master

Detect which version of the chat we are using
Increment userscript version no. to 1.8
Fix feature detection for greasemonkey

Greasemonkey was incorrectly treating new chat users as old chat users,
causing it to get stuck in the "loading" forever. This is because we were
trying to use DOM operations for feature detection before the DOM was ready.
Add beta.twitch.tv to userscript header

beta.twitch.tv can be used to test the new chat!
Merge pull request #75 from hugomg/feature-detect

Fix feature detection for greasemonkey
Merge remote-tracking branch 'upstream/master'

Conflicts:
	chat_filter.user.js

Merged origin/master