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Tag production release v6.16/00.

See https://root.cern/content/release-61600 for details.

Patch release v6.14/08.

Tag first release candidate for v6.16/00.

Tag dev release v6.15/02, aka v6-16/00-rc1: the first v6.16 release c…

…andidate.

Tag patch release v6.14/06.

Patch release v6.14/04!

Tag patch release v6.14/02.

Production Release v6.14/00 - The Sarajevo Release!

Tag v6-14-rc3 aka v6.13/08.