$targetUser: the user whom to send talk page email notification
$title: the page title
+'SendWatchlistEmailNotification': Return true to send watchlist email notification
+$targetUser: the user whom to send watchlist email notification
+$title: the page title
+$this: EmailNotification object
+
'AbortChangePassword': Return false to cancel password change.
$user: the User object to which the password change is occuring
$mOldpass: the old password provided by the user
$retval: a LoginForm class constant with authenticateUserData() return
value (SUCCESS, WRONG_PASS, etc.).
+'LoginPasswordResetMessage': User is being requested to reset their password on login.
+Use this hook to change the Message that will be output on Special:ChangePassword.
+&$msg: Message object that will be shown to the user
+$username: Username of the user who's password was expired.
+
'LogLine': Processes a single log entry on Special:Log.
$log_type: string for the type of log entry (e.g. 'move'). Corresponds to
logging.log_type database field.
$title: title of the message (string)
$message: value (string), change it to the message you want to define
+'MessageCache::get': When fetching a message. Can be used to override the key
+for customisations. Given and returned message key must be in special format:
+1) first letter must be in lower case according to the content language.
+2) spaces must be replaced with underscores
+&$key: message key (string)
+
'MessageCacheReplace': When a message page is changed. Useful for updating
caches.
$title: name of the page changed.
&$skin: A variable reference you may set a Skin instance or string key on to
override the skin that will be used for the context.
+'ResetPasswordExpiration': Allow extensions to set a default password expiration
+$user: The user having their password expiration reset
+&$newExpire: The new expiration date
+
'ResetSessionID': Called from wfResetSessionID
$oldSessionID: old session id
$newSessionID: new session id
$user: user who did the move
$pageid: database ID of the page that's been moved
$redirid: database ID of the created redirect
+$reason: reason for the move
'TitleReadWhitelist': Called at the end of read permissions checks, just before
adding the default error message if nothing allows the user to read the page. If