Merge branch 'fix/winodw_close' into 'develop'

Merge of fix/winodw_close to develop

See merge request o2oa/o2oa!718

o2web/source/x_component_Common/Main.js

@@ -401,7 +401,7 @@ MWF.xApplication.Common.Main = new Class({
 	},
 	close: function (hasTaskitem) {
 		if (this.inBrowser) {
-			window.close();
+			window.open("", "_self").close();
 		} else {
 			this.fireAppEvent("queryClose");