OmniMarkupPreviewer v1.4 Changelog:


* Code blocks from [GitHub flavored markdown] is supported now, through the
  [Fenced Code Blocks Extension].
* [PHP Markdown Tables] support is added, through the [Tables Extension].
* Support strikeout extension syntax (Pandoc and GitHub) for markdown: `This ~~is deleted text.~~`
* Added `"ignored_renderers"` option to settings, in order to ignore specific
  markup renderers.
