Remove setMode method from interaction in favor of add/removeInteraction

This makes the example a bit more awkward, but eventually adding and removing interactions will be the job of an editing control.

src/ol/interaction/drawinteraction.js

@@ -347,20 +347,6 @@ ol.interaction.Draw.prototype.abortDrawing_ = function() {
 };
 
 
-/**
- * Set the drawing mode.
- * TODO: Decide if we want interactions to be purely event driven - if so, this
- * method would be removed, and users would remove this interaction and create a
- * new one with the desired mode instead.
- * @param {ol.interaction.DrawMode} mode Draw mode ('point', 'linestring', or
- *     'polygon').
- */
-ol.interaction.Draw.prototype.setMode = function(mode) {
-  this.abortDrawing_();
-  this.mode_ = mode;
-};
-
-
 /**
  * Draw mode.
  * @enum {string}

src/ol/map.exports

@@ -1,5 +1,6 @@
 @exportClass ol.Map ol.MapOptions
 @exportProperty ol.Map.prototype.addControl
+@exportProperty ol.Map.prototype.addInteraction
 @exportProperty ol.Map.prototype.addLayer
 @exportProperty ol.Map.prototype.addOverlay
 @exportProperty ol.Map.prototype.beforeRender
@@ -14,6 +15,7 @@
 @exportProperty ol.Map.prototype.getRenderer
 @exportProperty ol.Map.prototype.getViewport
 @exportProperty ol.Map.prototype.removeControl
+@exportProperty ol.Map.prototype.removeInteraction
 @exportProperty ol.Map.prototype.removeLayer
 @exportProperty ol.Map.prototype.removeOverlay
 @exportProperty ol.Map.prototype.updateSize