wkhtmltopdf wrapper (backport from head).


git-svn-id: https://svn.muze.nl/svn/ariadne-php5/branches/2.7-fixes@5679 7882d7ee-46e0-0310-a255-a28a61b628e4
backport of mogrify wrapper templates.


git-svn-id: https://svn.muze.nl/svn/ariadne-php5/branches/2.7-fixes@5680 7882d7ee-46e0-0310-a255-a28a61b628e4
fixed default doctype to quirksmode


git-svn-id: https://svn.muze.nl/svn/ariadne-php5/branches/2.7-fixes@5682 7882d7ee-46e0-0310-a255-a28a61b628e4