Add cursor styling resolves Lartu#14

library/p5.clickable.js

@@ -11,11 +11,14 @@ var cl_clickables = [];
 //each draw cycle.
 p5.prototype.runGUI = function () {
 	for (i = 0; i < cl_clickables.length; ++i) {
-		if (cl_lastHovered != cl_clickables[i])
+		if (cl_lastHovered != cl_clickables[i]){
+			cursor("initial"); // Reset the cursor as it is no longer hovering the clickable.
 			cl_clickables[i].onOutside();
+		}
 	}
 	if (cl_lastHovered != null) {
 		if (cl_lastClicked != cl_lastHovered) {
+			cursor(cl_lastHovered.hoverCursorStyle);
 			cl_lastHovered.onHover();
 		}
 	}
@@ -69,6 +72,7 @@ function Clickable(x,y) {
 	this.textSize = 12;		//Size for the text shown
 	this.textFont = "sans-serif";	//Font for the text shown
 	this.textScaled = false;     //Scale the text with the size of the clickable
+	this.hoverCursorStyle = "pointer"	//The cursor style when clickable is hovered
 
 	// image options
 	this.image = null; // image object from p5loadimage()