class Falcon::Command::Top

def call

Prepare the environment and invoke the sub-command.
def call
	if encoding = self.encoding
		update_external_encoding!(encoding)
	else
		update_external_encoding!
	end
	
	if @options[:version]
		puts "#{self.name} v#{Falcon::VERSION}"
	elsif @options[:help]
		self.print_usage
	else
		@command.call
	end
end