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

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

Tag v6-14-rc2 aka v6.13/06

Tag first v6.14/00 release candidate.

Tag v6-14-00-rc1 also as v6-13-04 to enable Jenkins release builds.

Tag development release v6.13/02.

Patch release v5.34/38 to bring LZ4 compression support.

Tag patch release v6.12/06.

ROOT-9237: Prevent different output in absence of OpenGL

Tag production release v6.12/04.

This is the first (public) release of the 6.12 series.