ENH: change argList get<> and getList<> from read<>, readList<>

- more consistent with dictionary method naming. The get<> or
  getList<> returns a value, doesn't read into a existing location.

applications/utilities/surface/surfaceHookUp/surfaceHookUp.C

@@ -289,7 +289,7 @@ int main(int argc, char *argv[])
 
     const IOdictionary dict(dictIO);
 
-    const scalar dist(args.read<scalar>(1));
+    const scalar dist(args.get<scalar>(1));
     const scalar matchTolerance(max(1e-6*dist, SMALL));
     const label maxIters = 100;