update Piwik to version 2.16 (fixes #91)

www/analytics/libs/bower_components/mousetrap/plugins/pause/mousetrap-pause.js

@@ -0,0 +1,29 @@
+/**
+ * adds a pause and unpause method to Mousetrap
+ * this allows you to enable or disable keyboard shortcuts
+ * without having to reset Mousetrap and rebind everything
+ */
+/* global Mousetrap:true */
+Mousetrap = (function(Mousetrap) {
+    var self = Mousetrap,
+        _originalStopCallback = self.stopCallback,
+        enabled = true;
+
+    self.stopCallback = function(e, element, combo) {
+        if (!enabled) {
+            return true;
+        }
+
+        return _originalStopCallback(e, element, combo);
+    };
+
+    self.pause = function() {
+        enabled = false;
+    };
+
+    self.unpause = function() {
+        enabled = true;
+    };
+
+    return self;
+}) (Mousetrap);