Add group opacity annotation.
Remove old Measure.
Add InSpace and SameSpace.
Add Measure back to core.
Call it opacityGroup.
Use HashMap for Style.
Remove redundunt generic attributes.
Add group opacity annotation.
Remove old Measure.
Add InSpace and SameSpace.
Add Measure back to core.
Call it opacityGroup.
Use HashMap for Style.
Remove redundunt generic attributes.
Merge branch 'new-stuff' of https://github.com/diagrams/diagrams-core into new-stuff
Clean up types.
Diagram-like instances for Measured.
Merge pull request #72 from diagrams/new-stuff

New stuff