Fix duplicate tag error (#65)

siteroot/settings/dev.py

@@ -12,21 +12,25 @@ DEBUG = True
 SASS_PROCESSOR_ENABLED = True
 
 # Enable debug logging
-# Logging with SQL statements
 LOGGING = {
     'version': 1,
-    'filters': {
-        'require_debug_true': {
-            '()': 'django.utils.log.RequireDebugTrue',
-        }
+    'disable_existing_loggers': False,
+    'formatters': {
+        'simple': {
+            'format': '{levelname} {message}',
+            'style': '{',
+        },
     },
     'handlers': {
         'console': {
-            'level': 'DEBUG',
-            'filters': ['require_debug_true'],
             'class': 'logging.StreamHandler',
+            'formatter': 'simple'
         }
     },
+    'root': {
+        'handlers': ['console'],
+        'level': 'WARNING',
+    },
     'loggers': {
         'django.db.backends': {
             'level': 'ERROR',  # Set to DEBUG to log all SQL calls