Issue 1481:error using do_connect=False parameter in DAL creation with mongodb and couchdb is fixed, thanks Alan

VERSION

@@ -1 +1 @@
-Version 2.4.6-stable+timestamp.2013.05.10.08.25.20
+Version 2.4.6-stable+timestamp.2013.05.10.08.28.07

gluon/dal.py

@@ -590,6 +590,10 @@ class ConnectionPool(object):
         if f is None:
             f = self.connector
 
+        if not hasattr(self, "driver") or self.driver is None:
+            LOGGER.debug("Skipping connection since there's no driver")
+            return
+
         if not self.pool_size:
             self.connection = f()
             self.cursor = cursor and self.connection.cursor()