Use `on` as the event binding prefix instead of `event`.

@@ -100,7 +100,7 @@
       var attribute, bindType, bindingRegExp, eventRegExp, keypath, model, node, path, pipe, pipes, type, _i, _len, _ref, _results;
       this.bindings = [];
       bindingRegExp = this.bindingRegExp();
-      eventRegExp = /^event-/;
+      eventRegExp = /^on-/;
       _ref = this.el.getElementsByTagName('*');
       _results = [];
       for (_i = 0, _len = _ref.length; _i < _len; _i++) {

@@ -66,7 +66,7 @@ class Rivets.View
   build: =>
     @bindings = []
     bindingRegExp = @bindingRegExp()
-    eventRegExp = /^event-/
+    eventRegExp = /^on-/
     for node in @el.getElementsByTagName '*'
       for attribute in node.attributes
         if bindingRegExp.test attribute.name