in lib-clay/files, implemented 'fileExists?' for unix.
in lib-clay/files, implemented 'fileExists?' for unix.

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