* config/config-defuns.el (dmd/read-lines): New utility
* config/config-defuns.el (/.): New utility
* config/config-org.el (org-todo-keywords): Fix keyword shortcut
* config/config-defuns.el (org-latex-ignore-heading-filter-headline):
  New function to filter out headline with the :ignoreheading: tag

* config/config-org.el (org-export-filter-headline-functions): Add the
  filter to the filters list
* init.el (dmd/required): Require ox.el
* config/config-org.el (org-latex-default-packages-alist): Add \usepackage[table]{xcolor}