What is the status of Solidity v0.7 support for upgradeable OpenZeppelin Contracts?

[frangio]

@mcplums In case you haven't seen it, we released the new @openzeppelin/contracts-upgradeable package today. (We ended up discarding upgrade-safe for the name.)

First release of OpenZeppelin Contracts Upgradeable

[image] In The Future of contracts-ethereum-package we described our plans to improve the experience of using upgradeability together with OpenZeppelin Contracts, our secure library of smart contracts. Today we’re finally releasing the new package that is the result of this work, meant to replace the existing @openzeppelin/contracts-ethereum-package. On the surface, this release will not seem like a big deal. While the package name has changed, and contract names have slightly changed as well…