Revert ".settings added to .gitignore"
Revert ".settings added to .gitignore"

This reverts commit a262c7a98c9f2c7307831245713a58e7d1e670c1.

zengzhaozheng/adagios,kb2ma/adagios,kb2ma/adagios,kaji-project/adagios,kb2ma/adagios,zengzhaozheng/adagios,opinkerfi/adagios,kaji-project/adagios,opinkerfi/adagios,opinkerfi/adagios,opinkerfi/adagios,zengzhaozheng/adagios,kb2ma/adagios,kaji-project/adagios,kaji-project/adagios,zengzhaozheng/adagios