Squashed 'x/lib/smarty/' content from commit 7ec51ba

git-subtree-dir: x/lib/smarty
git-subtree-split: 7ec51bafcb37cb3d9186bb0a5274a7bbb38f9542
Merge commit '576af502d495507978324d2cc763c25eee2a4fbc' as 'x/lib/smarty'