removed teritem which breaks py3

gluon/sqlhtml.py

@@ -3424,7 +3424,7 @@ class SQLTABLE(TABLE):
         fieldmap = dict(zip(sqlrows.colnames, fieldlist))
         if columns:
             tablenames = []
-            for colname, field in fieldmap.iteritems():
+            for colname, field in fieldmap.items():
                 if isinstance(field, (Field, Field.Virtual)):
                     tablenames.append(field.tablename)
                 elif isinstance(field, Expression):

gluon/tests/__init__.py

@@ -20,9 +20,9 @@ from .test_compileapp import *
 from .test_appadmin import *
 from .test_web import *
 from .test_sqlhtml import *
-# from .test_scheduler import *
 from .test_cron import *
 from .test_is_url import *
+from .test_scheduler import *
 
 if sys.version[:3] == '2.7':
     from .test_old_doctests import *