[Command Line] Improved descriptions of the watch and init commands.

lib/compass/commands/create_project.rb

@@ -68,7 +68,7 @@ module Compass
           if command.to_sym == :create
             "Create a new compass project"
           else
-            "Initialize an existing project"
+            "Add compass to an existing project"
           end
         end
 

lib/compass/commands/watch_project.rb

@@ -97,6 +97,10 @@ module Compass
       end
 
       class << self
+        def description(command)
+          "Compile Sass stylesheets to CSS when they change"
+        end
+
         def option_parser(arguments)
           parser = Compass::Exec::CommandOptionParser.new(arguments)
           parser.extend(Compass::Exec::GlobalOptionsParser)