Fix regexps for replacing Org-mode entities.
Fix for nonexistent Org-mode entity.
Keep text within a code emphasis as is.
Adds option #+html: to incorporate raw HTML text.
Fix for definition lists.
Slight changes in definition lists.
Fixes regexps for links and images.
Just changes util/gen-special-replace.el.
Slight change for accumulating raw HTML.
Add unit test for angle link in regexp helper
Add test for raw html input when using #+html in line.
Add test for entities that are supported in HTML output
Update test about definition lists support for HTML output
Merge pull request #41 from vonavi/regexp

Fix regexps for replacing Org-mode entities.
Fix for definition lists. (Fixes #30)
Adds option #+html: to incorporate raw HTML text.