281a89ebf5
Rely on blockdiag to illustrate the CRD examples. Change some references to "check" and "gate" to respectively "Independent pipeline" and "Dependent pipeline". Since third parties might use a different terminology. Decorate note with '.. note::' To render blockdiag nodes as circles, we need blockdiag 1.1.0. Bump the test requirements for sphinxcontrib-blockdiag to at least 1.1.0. Change-Id: I4b0600309bbc3bc238c80c5ea78d9d3c233b6ef2