Added plugin: pelican comment system
Merge pull request #185 from Scheirle/master

Added plugin: Pelican Comment System
[pelican_comment_system] Added Recommendation
Merge pull request #188 from Scheirle/master

[pelican_comment_system] Add recommendation
[pelican_comment_system] Added Avatars and Identicons
[pelican_comment_system] Added comment feeds
[pelican_comment_system] made python3 compatible
Merge pull request #190 from Scheirle/master

[pelican_comment_system] Added Avatars, Identicons and Comment Atom Feed
Better twitter share url.

http://dev.twitter.com/pages/intents
Add LinkedIn share URL.