* config : add 'user' section

conf/ldv.conf.sample

@@ -1,5 +1,10 @@
 {
   secret     => undef,
+  user => {
+    allow_list     => 0,
+    allow_chpass   => 1,
+    allow_register => 0,
+  },
 
   ldap => {
     server     => '127.0.0.1',
@@ -9,13 +14,13 @@
 
     defclasses => ['inetOrgPerson'],
     defattrs   => [
-     'displayname', 'mail', 'cn', 'sn', 'o',
+     'displayName', 'mail', 'cn', 'sn', 'o',
-     'givenname', 'userpassword', 'uid',
+     'givenName', 'userPassword', 'uid',
     ],
   },
 
   zerobin => {
-    root => "data/zerobin",
+    root => 'data/zerobin',
     syntax => [],
   },