Implement nested plugin descriptions in Help
Implement multi-line command output in Help
Add .raw_ctcp command to Manage
Fix left stripping in DCC
Avoid repetitive matching in URL
Add transmission context field to messages
Rely on message contexts in Menu and URL

This should put the end to abuse of replyTo field
in this role.
Add .demonstrate command to Manage
Add reusable help extraction method to Help
Add HelpExport plugin
Add example xsl stylesheet to HelpExport
Sort output in HelpExport
Add dependencies output in HelpExport
Add dependencies output to help_export.xsl
Switch to CSS in help_export.xsl