`daemons` always exits with zero

[trombik]

even when something causes an error, the application exits with zero.

daemons/lib/daemons/cmdline.rb

Lines 119 to 129 in bf0ca25

	def catch_exceptions(&block)
	begin
	block.call
	rescue CmdException, OptionParser::ParseError => e
	puts "ERROR: #{e}"
	puts
	print_usage
	rescue RuntimeException => e
	puts "ERROR: #{e}"
	end
	end