Revert "Rename Projeteis_negociador.txt to projeteis_negociador.txt"

This reverts commit 61680bc4f0271616e69d9a68bdd5b331768e34b4.
Revert "Rename Projeteis_carregador.txt to projeteis_carregador.txt"

This reverts commit ff0b6d90b966730a35b94b658a6be9c9cc01f1c3.
Revert "Rename Locadores.txt to locadores.txt"

This reverts commit 7d286168543f747dbf934ca2d8c7633750974ffe.
Revert "Rename Alquimista.txt to alquimista.txt"

This reverts commit bde23a9cc840e5b7fe403b5c5139f9b28a1afe91.