Add Linkification.
Fix spoiler issue.
sourround -> surround
Tweak/rewrite Linkify.
Fix parsing of empty text nodes in Post::parseComment().
Create a single range per post, and detach it when we're done.
Linkify: Attempt to handle un-surroundable contents.
Fix endOffset when relocating.
Handle a Chrome/WebKit/Blink bug.
Replace already-linkified links.
Add a 'linkified' class.
Clean links from spoiler and code tags.
Changelog.
Merge pull request #1246 from MayhemYDG/linkify

Add Linkification.