Get rid of Byte-Order-Mark
Updated links to userscript to gh-pages branch

Since we are now using the gh-pages branch as our "live" branch, people should install their userscripts from there.
Delete chat_filter.min.js
Filter more spam

The URL detector now accepts (and blacklists) more messages:
  - Censored URLs containing ***
  - .sh and .mx TLDs

Added some common spam to a filter
Merge pull request #64 from hugomg/spam

Spam
Increment userscript version no. to 1.6
Merge pull request #69 from jpgohlke/master

Revise URL filter, update spam filter (push version 1.6 live)