Addressing @bartvde's review comments

lib/OpenLayers/Control/ModifyFeature.js

@@ -49,7 +49,7 @@ OpenLayers.Control.ModifyFeature = OpenLayers.Class(OpenLayers.Control, {
      *      Default is true.
      */
     toggle: true,
-    
+
     /**
      * APIProperty: standalone
      * {Boolean} Set to true to create a control without SelectFeature
@@ -66,20 +66,26 @@ OpenLayers.Control.ModifyFeature = OpenLayers.Class(OpenLayers.Control, {
      * {<OpenLayers.Layer.Vector>}
      */
     layer: null,
-    
+
     /**
      * Property: feature
      * {<OpenLayers.Feature.Vector>} Feature currently available for modification.
      */
     feature: null,
-    
+
+    /**
+     * Property: vertex
+     * {<OpenLayers.Feature.Vector>} Vertex currently being modified.
+     */
+    vertex: null,
+
     /**
      * Property: vertices
      * {Array(<OpenLayers.Feature.Vector>)} Verticies currently available
      *     for dragging.
      */
     vertices: null,
-    
+
     /**
      * Property: virtualVertices
      * {Array(<OpenLayers.Feature.Vector>)} Virtual vertices in the middle
@@ -92,7 +98,7 @@ OpenLayers.Control.ModifyFeature = OpenLayers.Class(OpenLayers.Control, {
      * {Object}
      */
     handlers: null,
-    
+
     /**
      * APIProperty: deleteCodes
      * {Array(Integer)} Keycodes for deleting verticies.  Set to null to disable
@@ -107,7 +113,7 @@ OpenLayers.Control.ModifyFeature = OpenLayers.Class(OpenLayers.Control, {
      * {Object} A symbolizer to be used for virtual vertices.
      */
     virtualStyle: null,
-    
+
     /**
      * APIProperty: vertexRenderIntent
      * {String} The renderIntent to use for vertices. If no <virtualStyle> is