Add auto-completion for zeus.

plugins/zeus/_zeus

+#compdef zeus
+#autoload
+
+# in order to make this work, you will need to have the gem zeus installed
+
+# zeus zsh completion, based on adb completion
+
+local -a _1st_arguments
+_1st_arguments=(
+'console:Lets you interact with your Rails application from the command line. (alias = c)'
+'cucumber:Runs cucumber.'
+'dbconsole:Figures out which database you are using and drops you into whichever command line interface.'
+'destroy:Figures out what generate did, and undoes it. (alias = d)'
+'generate:Uses templates to create a whole lot of things. (alias = g)'
+'rake:Execute rake tasks.'
+'runner:Runs Ruby code in the context of Rails non-interactively. (alias = r)'
+'server:Launches a small web server named WEBrick which comes bundled with Ruby. (alias = s)'
+'start:Preloads the zeus environment'
+'test:Runs RSpec tests. (alias = rspec, testrb)'
+'version:Shows the version number.'
+)
+
+local expl
+local -a pkgs installed_pkgs
+
+_arguments \
+	'*:: :->subcmds' && return 0
+
+if (( CURRENT == 1 )); then
+	_describe -t commands "zeus subcommand" _1st_arguments
+	return
+fi
+
+_files