Add new icons for weather. It could be useful.

mindplot/src/main/javascript/widget/IconPanel.js

@@ -29,7 +29,7 @@ mindplot.widget.IconPanel = new Class({
 
     buildPanel: function() {
         var content = new Element('div', {'class':'toolbarPanel','id':'IconsPanel'});
-        content.setStyles({width:253,height:200,padding:5});
+        content.setStyles({width:253,height:210,padding:5});
         content.addEvent("click", function(event) {
             event.stopPropagation()
         });