Howto add forgot password to RC

[tulipe]

Hi all,
I want to add a link in my login page of RC the forgot password link or box . (for users who forgot theirs password)
I have dowload and put the plugin in plugins directory and activate the plugin in config.main.php (add it in plugins list)
But nothing is diplay in my login page...just got errors.....
I'm on RC-1.1.4 (the last stable version.)
Thank's a lot