Remove latex comments from document (modifies document in place).

        Parameters
        ----------
        recursive : bool
            Remove comments from all input LaTeX documents (default ``True``).

def remove_comments(self, recursive=True):
        """Remove latex comments from document (modifies document in place).

        Parameters
        ----------
        recursive : bool
            Remove comments from all input LaTeX documents (default ``True``).
        """
        self.text = texutils.remove_comments(self.text)
        if recursive:
            for path, document in self._children.iteritems():
                document.remove_comments(recursive=True)