Moved postproctools to new dev branch.
Fix: only load canvas once for saving
Fix: Implementing flush on the Tee
Make a nice list of processes in question for execution.
Refactored to get generators._iterableize()
adding convinience function: generator.debug_printer
canvas: If wrp has an analyzer, it goes into its name.
Playing with the StackPlotter
Histodispatch: Set the right title from the beginning!
merging test
generator.canvas: Now accepts both: objets and groups
Fix in CanvasBuilder: Input can now be a generator as well
Merged work on generators