Maximizing the board population still takes priority, but if there are
tile generator "moves" that result in equivalent board population after
a player move, the one with the lowest score is selected.
SPDX License Identifiers are a more compact / standardized
way of representing file license information.
See: https://spdx.dev/resources/use/#identifiers
This was done with the `ambr` search and replace tool.
ambr --no-parent-ignore --key-from-file --rep-from-file key.txt rep.txt *
