Handle openrc_services more gracefully.

1) There's no need to specify the trigger anymore.
2) There's no need to add the OpenRC run dependency anymore.

Just specifying $openrc_services is enough.

--HG--
extra : convert_revision : 34e4d6d37a07a18837ef2216474ee0ca6fd55124

templates/dbus/template

@@ -25,13 +25,11 @@ keep_dirs="/etc/dbus-1"
 conf_files="/etc/dbus-1/session.conf /etc/dbus-1/system.conf"
 subpackages="devel libs"
 openrc_services="dbus default"
-triggers="openrc-service"
 
 Add_dependency full	glibc
 Add_dependency full	expat
 Add_dependency run	dbus-libs
 Add_dependency build	pkg-config
-Add_dependency run	OpenRC
 
 post_install()
 {