Graph Control 5.0.0-rc2 Release Candidate 2

Signed-off-by: Richard Chapman <rchapman@hpccsystems.com>
Graph Control 5.0.0-rc3 Release Candidate 3

Signed-off-by: Richard Chapman <rchapman@hpccsystems.com>
Merge remote-tracking branch 'origin/candidate-5.0.0' into closedown-5.0.x

Conflicts:
	version.cmake

Signed-off-by: Richard Chapman <rchapman@hpccsystems.com>