Handler     Handles exceptions thrown, or passed through the stack
debug            Outputs debugging console to all html responses
format           Handles url path extensions or "formats"
gzip             Compresses response bodies with gzip executable
lint             Aids in middleware development
logger           Provides common logger support, and custom log formats
methodOverride   Provides faux HTTP method support by using the "_method" key by default 
responseTime     Responds with the X-Response-T