allow user to specify initial controls via 'controls' array option, instead of simply passing an empty array and then later adding. that seems extraneous

git-svn-id: http://svn.openlayers.org/trunk/openlayers@1005 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Map.js

@@ -152,7 +152,11 @@ OpenLayers.Map.prototype = {
 
         this.layers = [];
         
-        if (!this.controls) {
+        if (this.controls) {
+            for(var i=0; i < this.controls.length; i++) {
+                this.addControl(this.controls[i]);
+            }
+        } else {
             this.controls = [];
             this.addControl(new OpenLayers.Control.MouseDefaults());
             this.addControl(new OpenLayers.Control.PanZoom());