upgrade to use "ArrowLeft" etc. not "Left", refs ibm-js/delite#433

Combobox.js

@@ -613,7 +613,7 @@ define([
 						evt.stopPropagation();
 						evt.preventDefault();
 					}
-				} else if (evt.key === "Down" || evt.key === "Up" ||
+				} else if (evt.key === "ArrowDown" || evt.key === "ArrowUp" ||
 					evt.key === "PageDown" || evt.key === "PageUp" ||
 					evt.key === "Home" || evt.key === "End") {
 					if (this._useCenteredDropDown()) {

Slider.js

@@ -519,17 +519,17 @@ define([
 				case "End":
 					newValue = (e.target === this.handleMin) ? currentVal[1] : this.max;
 					break;
-				case "Right":
+				case "ArrowRight":
 					multiplier = -1;
 					/* falls through */
-				case "Left":
+				case "ArrowLeft":
 					newValue = parseFloat(currentVal[idx]) +
 						multiplier * ((this.flip && !this.vertical) ? this.step : -this.step);
 					break;
-				case "Down":
+				case "ArrowDown":
 					multiplier = -1;
 					/* falls through */
-				case "Up":
+				case "ArrowUp":
 					newValue = parseFloat(currentVal[idx]) +
 						multiplier * ((!this.flip || !this.vertical) ? this.step : -this.step);
 					break;

StarRating.js

@@ -190,18 +190,18 @@ define([
 		},
 
 		_keyDownHandler: function (/*Event*/ event) {
-			var incrementArrow = this.effectiveDir === "ltr" ? "Right" : "Left",
-				decrementArrow = this.effectiveDir === "ltr" ? "Left" : "Right";
+			var incrementArrow = this.effectiveDir === "ltr" ? "ArrowRight" : "ArrowLeft",
+				decrementArrow = this.effectiveDir === "ltr" ? "ArrowLeft" : "ArrowRight";
 
 			switch (event.key) {
 			case incrementArrow:
-			case "Up":
+			case "ArrowUp":
 			case "Add":
 				event.preventDefault();
 				this._incrementValue();
 				break;
 			case decrementArrow:
-			case "Down":
+			case "ArrowDown":
 			case "Subtract":
 				event.preventDefault();
 				this._decrementValue();