Usage:
 help [--xml] [command_name]

Arguments:
 command               The command to execute
 command_name          The command name (default: "help")

Options:
 --xml                 To output help as XML
 --help (-h)           Display this help message.
 --quiet (-q)          Do not output any message.
 --verbose (-v)        Increase verbosity of messages.
 --version (-V)        Display this application version.
 --ansi                Force ANSI output.
 --no-ansi             Disable ANSI output.
 --no-interaction (-n) Do not ask any interactive question.

Help:
 The help command displays help for a given command:
 
   php app/console help list
 
 You can also output the help as XML by using the --xml option:
 
   php app/console help --xml list

