Bring list of applications and architectures up to date.

[originally from svn r3070]

mac/.cvsignore

@@ -1,6 +1,7 @@
 make.out
 *.NJ
 Makefile.mpw
-PuTTY.68k PuTTY.cfm68k PuTTY.ppc
-PuTTYtel.68k PuTTYtel.cfm68k PuTTYtel.ppc
+PuTTY.68k PuTTY.cfm68k PuTTY.ppc PuTTY.carbon
+PuTTYtel.68k PuTTYtel.cfm68k PuTTYtel.ppc PuTTYtel.carbon
+PuTTYgen.68k PuTTYgen.cfm68k PuTTYgen.ppc PuTTYgen.carbon
 *.rsrc