Add Library filter to Stats

tmpl/stats.tmpl

@@ -1,5 +1,12 @@
 {{template "head"}}
 <h2>Stats</h2>
+<label for="library">Library:</label>
+<select id="library" name="library" onchange="setLibrary(this.value)" class="short-button">
+<option {{if e .SelectedLibrary "" }} selected {{end}}value="">ALL</option>
+    {{range $l := .Libraries}}
+        <option {{if e .SelectedLibrary $l.ID }} selected {{end}}value="{{$l.ID}}">{{$l.Name}}</option>
+    {{end}}
+</select>
 <div class="stats">
     {{range $c := .Charts}}
         {{$c.Element}} {{$c.Script}}