improve formatting and minor reword

diff --git a/doc/plugins/passwordauth.mdwn b/doc/plugins/passwordauth.mdwn
index 22a0776ed24605c1273a245cf44b1b0192526919..5e3dbfbaf6cd4994abddc4f64b3df484f22de350 100644 (file)
--- a/doc/plugins/passwordauth.mdwn
+++ b/doc/plugins/passwordauth.mdwn
@@ -8,9 +8,9 @@ changing passwords in the prefs page.
 It is enabled by default, but can be turned off if you want to only use
 some other form of authentication, such as [[httpauth]] or [[openid]].
 
-When the *account\_creation\_password* configuration option is enabled with
-a pass-phrase, this plugin supports an "account creation password" as a
-simplistic anti-spam measure.
+When the `account_creation_password` configuration option is enabled with
+a pass-phrase, this plugin prompts for the password when creating an
+account as a implistic anti-spam measure.
 (Some wikis edited by a particular group use an account creation password
 as an "ask an existing member to get an account" system.)