v1.0.0

To upgrade to this release, you will need to include separate gems for each of the filters. See this section of the README for details.

• filter dependencies are no longer included #80 from simeonwillbanks/simple-dependency-management
• Add link_attr option to Autolink filter #89 from excid3/master
• Add ActiveSupport back in as dependency for xml-mini #85 from mojavelinux/xml-mini