Auto-append slash to URL when necessary

This should make people happy, if they notice..

tailbone/views/common.py

@@ -56,6 +56,9 @@ class CommonView(View):
     project_title = "Tailbone"
     project_version = tailbone.__version__
 
+    def notfound(self):
+        return httpexceptions.HTTPNotFound()
+    
     def home(self, mobile=False):
         """
         Home page view.
@@ -112,6 +115,9 @@ class CommonView(View):
     @classmethod
     def defaults(cls, config):
 
+        # auto-correct URLs which require trailing slash
+        config.add_notfound_view(cls, attr='notfound', append_slash=True)
+
         # home
         config.add_route('home', '/')
         config.add_view(cls, attr='home', route_name='home', renderer='/home.mako')