Print out the new style help with -h and --help instead of the old-style help.

lib/compass/exec/helpers.rb

@@ -5,9 +5,11 @@ module Compass::Exec
       if Compass::Commands.command_exists? arguments.first
         SubCommandUI
       else
+        unless arguments.include?("-h") || arguments.include?("--help")
           Compass::Logger.new.red do
             Haml::Util.haml_warn "WARNING: This interface is deprecated. Please use the new subcommand interface.\nSee `compass help` for more information.\n"
           end
+        end
         SwitchUI
       end
     end

lib/compass/exec/switch_ui.rb

@@ -89,6 +89,11 @@ END
         self.options[:pattern] = pattern
       end
 
+      opts.on('-h', '--help') do
+        self.options[:command] = :help
+        self.options[:help_command] = :help
+      end
+
       opts.on('--write-configuration', "Write the current configuration to the configuration file.") do
         self.options[:command] = :write_configuration
       end