change logger

Gemfile

@@ -63,6 +63,7 @@ gem 'chinese_pinyin', '0.4.1'
 gem 'rmmseg-cpp-huacnlee', '0.2.9'
 gem 'redis-namespace'
 gem 'redis-search'
+gem 'syslog-logger'
 
 # Gems used only for assets and not required
 # in production environments by default.