Revert "Revert "Update merge.php""

This reverts commit 88e326e1c17cd65c73f380f4efe4ca05a8d372a7.
Revert "echo 3"

This reverts commit a000dd7bd7f41072d2c0bcba6174a42fdec467b9.
Revert "echo 2"

This reverts commit 5bb4135cbc80b38f4e6052c02133ce9d481ab627.