map unknown function to sandbox object instead of , this makes it possible to add functions which need wrappers in the sandbox instead of ariadne_object

git-svn-id: https://svn.muze.nl/svn/ariadne-php5/trunk@6649 7882d7ee-46e0-0310-a255-a28a61b628e4
fixed call, checks if template is a closure, so it doesn't try to cast it to a string.


git-svn-id: https://svn.muze.nl/svn/ariadne-php5/trunk@6650 7882d7ee-46e0-0310-a255-a28a61b628e4