v2.3.2

• Allow multiple classes in block attributes.
• Improve handling of (classA classB#Bad id) blocks.
• Add span $tail fix & support for trailing [ in spans.
• Add doctype to textile constructor & use abbr instead of acronym for html5 doctypes.
• HTML5 doctype extends class rather than use invalid align attribute.
• Allow auto-assigned classes to be output in restricted mode.
• Add support for encoding Unicode characters in links.
• Notelists: fix order of sup and a. Fixes issue #20
• Add simple set of symbols ¤§µ¶†‡•∗∴◊♠♣♥♦ to notelist regex. Requested in #38
• Remove attributes from embedded code tag output by bc.
• Simplify en-dash glyph rule -- should fix #50
• Simplify self-hyperlinked text, remove the scheme for http, https, ftp and mailto link text.