[ADD] added CMakeLists.txt.user file gitignore for people editing LudoMuse with Qt Creator
[ADD] added CMakeLists.txt.user file gitignore for people editing LudoMuse with Qt Creator

ludomuse/Ludomuse,ludomuse/Ludomuse,ludomuse/Ludomuse,ludomuse/Ludomuse,ludomuse/Ludomuse