clay.ast: for all ast nodes, add location of main token in addition of range of tokens. other tweaks.
clay.ast: for all ast nodes, add location of main token in addition of range of tokens. other tweaks.

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