Draft release notes for 3.0 beta 1.

Review Request #8590 — Created Jan. 4, 2017 and submitted — Latest diff uploaded

Information

Review Board
release-3.0.x
a7728cc...

Reviewers

This incorporates all the changes on release-3.0.x which aren't present on
release-2.5.x. Some of the links to rb3.0:... pages don't yet work since we
don't explicitly have "3.0" documentation on the website yet.

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