Step.outputAsArray()
inline outputAsArray()
functionalize payload with execution
get rid of zip
extract computeOutgoingArgs
dispatchNextVertex now takes a Step insted of vertex
dispatchNextVertex now takes a Step insted of Output
reverse order
renaming
pass steps to compute dispatching
reverse order
move computeDispatching into Step
inline a couple of variables
get rid of redudnant conversion from/to Step
renaming
RED: trying to pass dispatching object directly to payloadWithExecution()
Revert "RED: trying to pass dispatching object directly to payloadWithExecution()"

This reverts commit c1758467246869cea9d8121ac12efed6bd5dcd68.
baby step 1: slice the args
RED: try to define a dispatching argument
Revert "RED: try to define a dispatching argument"

This reverts commit fb3db363f5d1aed4adcd5c4939ba28465d15aa22.