First player_bases tests
forgot a file
Revert "First player_bases tests"

This reverts commit d258b4cff0106a33495a0d0439ee270f3b5e8a0d.
Revert "Revert "First player_bases tests""

This reverts commit cc064a26d6794a864104fe7978d775c5301445de.
Folder rename (part1)
Folder rename (part2)