fix missing trailing '/' in Ajax URIs that fail when Jenkins is hosted behind https

core/src/main/resources/hudson/model/BuildTimelineWidget/control.jelly

@@ -48,7 +48,7 @@ THE SOFTWARE.
           for (var i=min; i<=max; i++) {
             if (!this.loaded[i]) {
               this.loaded[i] = true;
-              new Ajax.Request("timeline/data",{
+              new Ajax.Request("timeline/data/",{
                   method:"POST",
                   parameters: {min: i*interval, max:(i+1)*interval},
                   onSuccess: function(t) {

core/src/main/resources/hudson/widgets/HistoryWidget/index.jelly

@@ -61,7 +61,7 @@ THE SOFTWARE.
               box.innerHTML = '<img src="${imagesURL}/spinner.gif" alt=""/>';
 
               // then actually fetch the HTML
-              new Ajax.Request("${it.baseUrl}/buildHistory/all",{
+              new Ajax.Request("${it.baseUrl}/buildHistory/all/",{
                 method: "get",
                 onComplete: function(rsp,_) {
                   <!-- neither outerHTML nor responseXML works in Firefox 2.0 -->