Ajout du FR

Ajout du FR + correction du "functions.php"

language/en/email/user_welcome.txt

@@ -0,0 +1,17 @@
+Subject: Welcome to "{SITENAME}"
+
+{WELCOME_MSG}
+
+Please keep this email for your records. Your account information is as follows:
+
+----------------------------
+Username: {USERNAME}
+
+Board URL: {U_BOARD}
+----------------------------
+
+Your password has been securely stored in our database and cannot be retrieved. In the event that it is forgotten, you will be able to reset it using the email address associated with your account.
+
+Thank you for registering.
+
+{EMAIL_SIG}