[all] "Popup teams" proposal about to merge

Hi everyone,

Following the discussion at [1], a governance change formalizing "popup teams" (short-lived, objective-driven cross-project groups) is about to be approved by the TC at:

https://review.opendev.org/#/c/661356/

Please have a look and comment if you have strong feelings about that.

[1] http://lists.openstack.org/pipermail/openstack-discuss/2019-May/006225.html