gproc version bump.  we actually with some work can excise gproc.
this is the new controlling module for the prologix boxes.  much cleaner and nicer.
added function to generate child spec for the new prologix module
new prologix interface starts correctly now
added the first new instrument module for the lecroy pulser.  isn't able to talk through the couch interface yet
add gpib_spoller info so that the conf mgr can do gets and sets for the new gpib model.
add get/2, set/3 to exports.  add handle_esr and handle_get to the list of required callback functions for callback modules.
first gets and sets for the lecroy pulser - set and get the pulse height
merged.
Merge branch 'new_gpib_get_couch_compat' into develop