11226 Remove NetraCT support

@@ -165,25 +165,22 @@
 IMPLEMENTATIONS         += grover
 IMPLEMENTATIONS         += enchilada
 IMPLEMENTATIONS         += taco
 IMPLEMENTATIONS         += mpxu
 IMPLEMENTATIONS         += excalibur
-IMPLEMENTATIONS         += montecarlo
 IMPLEMENTATIONS         += serengeti
 IMPLEMENTATIONS         += littleneck
 IMPLEMENTATIONS         += daktari
 IMPLEMENTATIONS         += cherrystone
 IMPLEMENTATIONS         += fjlite
-IMPLEMENTATIONS         += snowbird
 IMPLEMENTATIONS         += schumacher
 IMPLEMENTATIONS         += blade
 IMPLEMENTATIONS         += boston
 IMPLEMENTATIONS         += seattle
 IMPLEMENTATIONS         += chicago
 IMPLEMENTATIONS         += sunfire
 IMPLEMENTATIONS         += lw8
-IMPLEMENTATIONS         += makaha
 IMPLEMENTATIONS         += opl
 IMPLEMENTATIONS         += lw2plus
 
 #
 #       machine specific optimization, override default in Makefile.master