Merge pull request #53 from wizcorp-olivier/getChildCount

New method WuiDom#getChildCount

Author: micky2be

src/index.js

@@ -331,6 +331,13 @@ WuiDom.prototype.getChildren = function () {
 	return this._childrenList.concat();
 };
 
+/**
+ * @returns {number} - Number of children attached to this WuiDom
+ */
+WuiDom.prototype.getChildCount = function () {
+	return this._childrenList.length;
+};
+
 /**
  * @param {string} childName
  * @returns {WuiDom|undefined}