Put the install folders in (vise), not vise, so the include files aren't…

Put the install folders in (vise), not vise, so the include files aren't accidentally picked up by the normal build process.

Mac/scripts/MkDistr.py

@@ -264,7 +264,7 @@ class Main:
 				print i
 			print '==== Fix and retry ===='
 			return
-		destprefix = os.path.join(sys.prefix, ':Mac:Distributions:vise')
+		destprefix = os.path.join(sys.prefix, ':Mac:Distributions:(vise)')
 		destprefix = os.path.join(destprefix, '%s Distribution'%self.typedist)
 		if not self.rundir(':', destprefix, 0):
 			return