2.0.1 release

Contains the following features:

• An RSS endpoint at /feed/{domain}/{token} to keep track of incoming mentions (approved and in queue)
• Make the rate limiter more flexible to take requestUri into account (sometimes it would rate-limit cached avatars)
• Use publicsuffix to correctly parse the domain name of domains with multiple dots like .co.uk

Contains the following bugfixes:

• Fix microformat parse author if h-author/h-card is empty
• Fix microformat parse author name compliancy
• Fix webmention validation that fails because of too strict Content-Type check