Rename IDrawwable file.
Merge branch 'master' of github.com:ikeough/Dynamo
Merge branch 'master' of github.com:ikeough/Dynamo
Merge branch 'master' of github.com:ikeough/Dynamo
First progress in getting the new visualization manager working.

New visualization manager files and move IDrawable.
Recover IDrawable.
Mod the proj file for the recovery of IDrawable.
Merge branch 'master' into VizManager
Remove dynIDrawable again.
Get RenderDescription back. Add Visualization class.
Move the ASM vis manager into core. Fix mesh redraw issue.
Avoid circular update.
Remove this stupid warning.
Hooking to watch 3d nodes the old way.
Progress.
Don't update visualizations at node loading and node deletion.
Make visualization manager property virtual.
Merge branch 'master' of github.com:ikeough/Dynamo
Merge branch 'master' into VizManager
Add the visualization manager tests file.