remove reference to Makefile from utilities

src/programs/Utilities/mkfactory_plugin/mkfactory_plugin

@@ -305,7 +305,7 @@ sub Usage()
 	print "then see \"mkplugin\".\n";
 	print "\n";
 	print "This will create a directory and generate a few files in it, including\n";
-	print "a default Makefile so that one can use to immediately compile the new plugin.\n";
+	print "a default SConstruct so that one can use to immediately compile the new plugin.\n";
 	print "\n";
 	print "The C++ files generated will define classes based on JFactory,\n";
 	print "JFactoryGenerator, and JObject. The \"plugin_name\" parameter specifies\n";
@@ -330,4 +330,4 @@ sub Usage()
 	print "\n";
 	print "\n";
 	print "\n";
-}
+}

src/programs/Utilities/mkplugin/mkplugin

@@ -257,7 +257,7 @@ sub Usage()
 	print "This script superceeds some similar functionality in the mkprocessor\n";
 	print "script. Unlike mkprocessor, the mkplugin script will create a directory\n";
 	print "for the files and write the files to it. In addition, it will create\n";
-	print "a default Makefile so that one can immediately compile the new plugin.\n";
+	print "a default SConstruct so that one can immediately compile the new plugin.\n";
 	print "\n";
 	print "The C++ files generated will define a class based on JEventProcessor.\n";
 	print "The \"name\" parameter specifies a unique name for the class.\n";