added utility script to generate clay definitions of C constants.
added utility script to generate clay definitions of C constants.

jckarter/clay,iamrekcah/clay,iamrekcah/clay,jckarter/clay,iamrekcah/clay,mario-campos/clay,aep/clay,mario-campos/clay,mario-campos/clay,aep/clay,iamrekcah/clay,mario-campos/clay,jckarter/clay,jckarter/clay,aep/clay,jckarter/clay,mario-campos/clay,jckarter/clay,aep/clay,iamrekcah/clay,aep/clay,aep/clay