stream-clone: add a v3 version of the protocol This new version is less rigid regarding the extract number of files and number of bytes to be actually transfered, it also lays the groundwork for other improvements. The format stays experimental, but this is an interesting base to build upon.

stream-clone: fix the help for an argument of perf::stream-locked-section The help for `--stream-version` had a typo and missed a value.

infinitepush: aggressively deprecated infinite push We add a large warning and an explicit abort. Both can be disable through config, but neither are explicitly documented. If any user exists I really want them to get in touch with the community.