BUG: surfaceBooleanFeatures: extraneous command-line clearing

applications/utilities/surface/surfaceBooleanFeatures/surfaceBooleanFeatures.C

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -216,7 +216,6 @@ bool intersectSurfaces
 
 int main(int argc, char *argv[])
 {
-    argList::validArgs.clear();
     argList::noParallel();
     argList::validArgs.append("action");
     argList::validArgs.append("surface file");