This mimics behavior of core 'template' module to allow relative
includes from the same dir as merged template, base dir of
playbook/role (usually role for us) and its 'templates' subdir.
Additionally old unused code was removed.
Change-Id: I83804d3cf5f17eb2302a2dfe49229c6277b1e25f
Signed-off-by: Radosław Piliszek <radoslaw.piliszek@gmail.com>
(cherry picked from commit 0c00915c4141c5e3e6dcdaf52148da9f14dbf8f2)
a1c0f97155