Fix some issues in expose view:

-Make indicator available for the first time load to be abale to calculate the correct active thumbnail position
-Make sure the indicators always are arranged in one line

etemplate/js/expose.js

@@ -473,6 +473,14 @@ function expose (widget)
 					// See if we need to move the indicator
 					var indicator = gallery.container.find('.indicator');
 					var current = $j('.active',indicator).position();
+					if (current.left == 0)
+					{
+						//As controlsClass activates indicators,
+						//we use it to make indicators available for the first time
+						//which helps to re-calculate the correct position of it, if it's not loaded yet
+						gallery.container.addClass(this.expose_options.controlsClass);
+						current = $j('.active',indicator).position();
+					}
 					if(current)
 					{
 						indicator.animate({left: (gallery.container.width() / 2)-current.left});

etemplate/templates/default/etemplate2.css

@@ -1823,3 +1823,7 @@ span.et2_egw_action_ddHelper_itemsCnt {
 .blueimp-gallery-controls>.slides {
 	height:85%;
 }
+/*indicator bar with controls*/
+.blueimp-gallery-controls>.indicator {
+	white-space: nowrap;
+}