* fix Invoice create/edit operation error
Couldn't render template "invoice/create.tt: file error - invoice/create.tt: not found"<BB>
that was related to an incomplete restricted function call.
Change-Id: Ic457f180ca99fcdacd51b2ba3bb5606719ea9bdd
(cherry picked from commit 7a7c5cd364)
(cherry picked from commit 8167671a7e)