Jingkang50/OpenOOD

Hi all, we are excited to make `v1.5` release for OpenOOD. Please check out [readme](https://github.com/Jingkang50/OpenOOD#updates) and [changelog](https://github.com/Jingkang50/OpenOOD/wiki/OpenOOD-v1.5-change-log) to see what's new in this release! Especially noteworthy is a live [leaderboard](https://zjysteven.github.io/OpenOOD/) which is and will keep tracking the state-of-the-art in this field. Don't hesitate to check it out yourself and add your own methods to it at some point!