markdown-mode 1.9

markdown-mode version 1.9 was released on January 25, 2013. This is a major new stable release with important bug fixes.

New features:

• Support for setext-style headers in outline-mode. Thanks to Shigeru Fukaya.
• Font lock for tilde-fenced code blocks.
• Reference link insertion (C-c C-a r).
• Support both forms of aliased wiki links: [[link text|PageName]] and [[PageName|link text]] (markdown-wiki-link-alias-first).
• Footnote support: font lock and insertion, deletion, and navigation functions for footnotes (prefixed by C-c C-f; following for wiki links is now C-c C-w). Thanks to Joost Kremers.
• Improved preview and export commands. Thanks to Donald Ephraim Curtis.
• imenu support. Thanks to Akinori Musha.
• Added autoload token for gfm-mode. Thanks to Max Penet and Peter Eisentraut for the suggestion.
• Optional character set declaration in XHTML output. Thanks to François Gannaz for the suggestion.
• Smart unindentation when pressing delete at the beginning of a line. Thanks to Zhenlei Jia.
• Optional prefix argument to C-c C-w for opening wiki links in another window.
• Open inline and reference links and inline URIs in browser (C-c C-o). Thanks to Peter Jones.
• Open files in a standaline previewer or editor (C-c C-c o).
• Clean up numbered/ordered lists (C-c C-c n). Thanks to Donald Ephraim Curtis.
• Save Markdown output to kill ring (copy to clipboard) (C-c C-c w). Thanks to Donald Ephraim Curtis.

Bug fixes:

• Fixed a bug which caused unusual behavior in functions performing search, replace, and/or matching operations. Thanks to Christopher J. Madsen for the patch.
• Fixed a bug which caused an incompatibility with orgtbl-mode. Thanks to Vegard Vesterheim for the report and to Carsten Dominik for a patch.
• Fixed a bug where reference links at the beginning of a line would be mistaken for reference definitions.
• Improved font lock for headers.
• Improved font lock for reference definitions. Thanks to Ian Yang.
• Avoid byte compiler warning about region-exists-p in GNU Emacs.
• Additional key bindings for cross-platform header cycling compatibility.
• Fix problem with externally modified files on disk where the user would get stuck in a loop answering “really edit the buffer?” Thanks to Bryan Fink for a detailed report.

Other improvements:

• Improve markdown-mode-hook docstring. Thanks to Shigeru Fukaya for the more precise description.
• Don’t require Common Lisp extensions at run time. Thanks to Shigeru Fukaya.
• Prefer visual-line-mode, the replacement for longlines-mode, when in gfm-mode. Thanks to Christopher J. Madsen.
• Proper GitHub wiki link handling in gfm-mode. Thanks to Kevin Porter.
• XEmacs compatibility:
  • Avoid malformed list errors during font definitions.
  • Handle replace-regexp-in-string.
  • Use text properties instead of overlays.
  • Fall back to set-buffer-modified-p when restore-buffer-modified-p is unavailable.
  • Many additional fixes. Thanks to Michael Sperber.
• Handle wiki links in buffers not associated with a file.
• Update autoload documentation to support byte compilation.
• Option to use - instead of _ for wiki links in gfm-mode.
• Add two tab stops to possible indentation positions following list items.

Minor bug fixes:

• Font lock fix for URLs with underscores.
• Escape shell commands to handle filenames with spaces, etc. Thanks to Marcin Kasperski for a patch.
• Use :slant instead of unsupported :italic in font spec.
• Fix typo in paragraph-fill regexp.