Completed parse and produce of logix CIP request and reply
o Changed all CIP data type parse classes to caps (ie. USINT, INT, ...)
  and make them default their name/context to their class name if not
  specified.
o Package a produce statis/class method with each CIP parse class, that
  can re-generate the original package from the parsed data artifact.
o Update EPATH parser to produce EPATH.segment list
o Updated enip EPATH and logix tests