Revert "Update README.md"

This reverts commit 5543aa49df38a6f1245145ea09406aceee774918.
Revert "Add some files"

This reverts commit 3bc2d389f5eea2227fc73f5fa2f3d495fe3f1cbd.
Revert "Update README.md"

This reverts commit 5c498727fff6550c5fde609982caeca10a4dbf8b.