handlers check for 'applications' folder

handlers/gaehandler.py

@@ -33,6 +33,12 @@ import wsgiref.handlers
 import datetime
 
 path = os.path.dirname(os.path.abspath(__file__))
+
+# os.chdir(path) ?
+
+if not os.path.exists('applications'):
+    raise RuntimeError('Running from the wrong folder')
+
 sys.path = [path] + [p for p in sys.path if not p == path]
 
 sys.modules['cPickle'] = sys.modules['pickle']