Fixes after upgrading jqPlot

ISO-8601 datetime parsing is broken in all recent jqPlot versions.

Author: str4d

codespeed/static/js/timeline.js

@@ -122,11 +122,12 @@ function renderPlot(data) {
     },
     legend: {show: true, location: 'nw'},
     highlighter: {
+      show: true,
       tooltipLocation: 'nw',
       yvalues: 4,
       formatString:'<table class="jqplot-highlighter">    <tr><td>date:</td><td>%s</td></tr> <tr><td>result:</td><td>%s</td></tr> <tr><td>std dev:</td><td>%s</td></tr> <tr><td>commit:</td><td>%s</td></tr></table>'
     },
-    cursor:{zoom:true, showTooltip:false, clickReset:true}
+    cursor:{show:true, zoom:true, showTooltip:false, clickReset:true}
   };
   if (series.length > 4) {
       // Move legend outside plot area to unclutter

codespeed/views.py

@@ -293,7 +293,8 @@ def gettimelinedata(request):
                         std_dev = res.std_dev
                     results.append(
                         [
-                            res.revision.date.isoformat(), res.value, std_dev,
+                            res.revision.date.strftime('%Y/%m/%d %H:%M:%S %z'),
+                            res.value, std_dev,
                             res.revision.get_short_commitid(), branch
                         ]
                     )