(org-link-search): Avoid self-matching of links, allow
target text to be distributed over several lines.
(org-search-not-link): New function.
(org-set-regexps-and-options, org-get-current-options): New
startup options.
(org-export-as-html): Take odd-level setting from local variable.
(org-fontify-emphasized-text): New option.
(org-set-font-lock-defaults): Include emphasized text.
(org-follow-mhe-link): Allow folder-only links, fix folder name.
(org-font-lock): Customize group renamed from `org-faces'.