Revert "Test for nested _includes"

This reverts commit 919c2ecddf2af3bb86b689cbea80613c0118eba9.
Revert "Test for nested _includes"

This reverts commit 0345507dfe24044b4726240f6deea398509e7114.
Revert "Revert "Test for nested _includes""

This reverts commit 42968ea6dc1233e41f8d9c8d3e2fdd632af03b88.