Multiblock inspector color and opacity default to 1 [release backport]
When the underlying model data isn't set, use a default value of 1.0 for opacity and a default color of white, to make setting custom values easier.
backport of !6028 (merged)
When the underlying model data isn't set, use a default value of 1.0 for opacity and a default color of white, to make setting custom values easier.
backport of !6028 (merged)