Initialize sprintf argument handler when needed.
Make {@keys}:k use slighlty less CPU
Change name sprintfAddHandler to sprintfaddargumenthandler.
Standardized error where EnumMap type objects are used as invocant when they shouldn't
Make some lower level error message more understandable

Hash.pairs now says
  "Invocant requires an instance, but a type object was passed"
instead of:
  "Parameter '' requires an instance, but a type object was passed"
Make ListIter.infinite return Bool when it can't make up it's mind.

This at least makes (1..Inf).uniq.infinite return Bool rather than Mu
Only do this parrotism when Parrot is the VM (in DUMP)
In comments, Change Parrot-centric mention of RPA to more general VM's array
Make .infinite return Nil rather than Bool/Mu when it doesn't know

<TimToady> .tell lizmat These days Nil is considered the best way to indicate "missing information"
Scratch misspelling OCD itch
Merge branch 'nom' into rebuf