fixed setting of lib-clay path when invoked from PATH. cleaned up command line processing, added -o option for specifying output file.
fixed setting of lib-clay path when invoked from PATH. cleaned up command line processing, added -o option for specifying output file.

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