added strict mode in mysql settings

rowsandall_app/settings.py

@@ -156,6 +156,9 @@ DATABASES = {
 	'PASSWORD': CFG['db_password'],
 	'HOST': CFG['db_host'],
 	'PORT': CFG['db_port'],
+        'OPTIONS': {
+            'init_command': "SET sql_mode='STRICT_TRANS_TABLES'"
+            }
     },
     'slave': {
         'ENGINE': 'django.db.backends.sqlite3',