document the start/finish and load/exit callbacks. Capfile doesn't ne…

…ed capistrano/version.

git-svn-id: http://svn.rubyonrails.org/rails/tools/capistrano@6737 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

bin/capify

@@ -36,7 +36,6 @@ end
 
 files = {
   "Capfile" => unindent(<<-FILE),
-    require 'capistrano/version'
     load 'deploy' if respond_to?(:namespace) # cap2 differentiator
     load 'config/deploy'
   FILE

lib/capistrano/configuration/callbacks.rb

@@ -77,6 +77,10 @@ def after(task_name, *args, &block)
       #
       # * :before, triggered before a task is invoked
       # * :after, triggered after a task is invoked
+      # * :start, triggered before a top-level task is invoked via the command-line
+      # * :finish, triggered when a top-level task completes
+      # * :load, triggered after all recipes have loaded
+      # * :exit, triggered after all tasks have completed
       #
       # Specify the (fully-qualified) task names that you want invoked in
       # response to the event. Alternatively, you can specify a block to invoke