old_contents: DEBUG = True
  UDP_PORT = 9001
  UDP_HOST = '127.0.0.1'
  
  REDIS_HOST = '127.0.0.1'
  REDIS_PORT = 6379
  
  REDIS_KEYS_PREFIX = 'appstats'
  FIELDS = ['cpu_time', 'real_time', 'sql', 'solr', 'redis', 'cache', 'memcached', 'NUMBER']
  
new_contents: DEBUG = True
  UDP_PORT = 9001
  UDP_HOST = '127.0.0.1'
  
  REDIS_HOST = '127.0.0.1'
  REDIS_PORT = 6379
  
  REDIS_KEYS_PREFIX = 'appstats'
  FIELDS = ['cpu_time', 'real_time', 'sql', 'solr', 'redis', 'memcached', 'NUMBER']
  
subject: Remove cache field