diff --git a/django/conf/locale/it/LC_MESSAGES/django.mo b/django/conf/locale/it/LC_MESSAGES/django.mo
index 2c068c1e67..ea94898fe5 100644
Binary files a/django/conf/locale/it/LC_MESSAGES/django.mo and b/django/conf/locale/it/LC_MESSAGES/django.mo differ
diff --git a/django/conf/locale/it/LC_MESSAGES/django.po b/django/conf/locale/it/LC_MESSAGES/django.po
index 0d11fa41fc..8724b301e9 100644
--- a/django/conf/locale/it/LC_MESSAGES/django.po
+++ b/django/conf/locale/it/LC_MESSAGES/django.po
@@ -6,7 +6,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Django\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2008-09-01 21:33+0200\n"
+"POT-Creation-Date: 2008-09-03 10:48+0200\n"
 "PO-Revision-Date: 2008-08-29 18:25+0200\n"
 "Last-Translator: Nicola Larosa <nico@tekNico.net>\n"
 "Language-Team: Italiano\n"
@@ -246,15 +246,15 @@ msgstr "Questo mese"
 msgid "This year"
 msgstr "Quest'anno"
 
-#: contrib/admin/filterspecs.py:147 forms/widgets.py:390
+#: contrib/admin/filterspecs.py:147 forms/widgets.py:391
 msgid "Yes"
 msgstr "Sì"
 
-#: contrib/admin/filterspecs.py:147 forms/widgets.py:390
+#: contrib/admin/filterspecs.py:147 forms/widgets.py:391
 msgid "No"
 msgstr "No"
 
-#: contrib/admin/filterspecs.py:154 forms/widgets.py:390
+#: contrib/admin/filterspecs.py:154 forms/widgets.py:391
 msgid "Unknown"
 msgstr "Sconosciuto"
 
@@ -286,60 +286,60 @@ msgstr "voce di log"
 msgid "log entries"
 msgstr "voci di log"
 
-#: contrib/admin/options.py:59 contrib/admin/options.py:120
+#: contrib/admin/options.py:60 contrib/admin/options.py:121
 msgid "None"
 msgstr "Nessuno"
 
-#: contrib/admin/options.py:332
+#: contrib/admin/options.py:338
 #, python-format
 msgid "Changed %s."
 msgstr "%s modificato."
 
-#: contrib/admin/options.py:332 contrib/admin/options.py:342
-#: forms/models.py:264
+#: contrib/admin/options.py:338 contrib/admin/options.py:348
+#: forms/models.py:275
 msgid "and"
 msgstr "e"
 
-#: contrib/admin/options.py:337
+#: contrib/admin/options.py:343
 #, python-format
 msgid "Added %(name)s \"%(object)s\"."
 msgstr "Aggiunti %(name)s \"%(object)s\"."
 
-#: contrib/admin/options.py:341
+#: contrib/admin/options.py:347
 #, python-format
 msgid "Changed %(list)s for %(name)s \"%(object)s\"."
 msgstr "Cambiati %(list)s per %(name)s \"%(object)s\"."
 
-#: contrib/admin/options.py:346
+#: contrib/admin/options.py:352
 #, python-format
 msgid "Deleted %(name)s \"%(object)s\"."
 msgstr "Cancellati %(name)s \"%(object)s\"."
 
-#: contrib/admin/options.py:350
+#: contrib/admin/options.py:356
 msgid "No fields changed."
 msgstr "Nessun campo modificato."
 
-#: contrib/admin/options.py:411 contrib/auth/admin.py:51
+#: contrib/admin/options.py:417 contrib/auth/admin.py:51
 #, python-format
 msgid "The %(name)s \"%(obj)s\" was added successfully."
 msgstr "%(name)s \"%(obj)s\" stato aggiunto correttamente."
 
-#: contrib/admin/options.py:415 contrib/admin/options.py:448
+#: contrib/admin/options.py:421 contrib/admin/options.py:454
 #: contrib/auth/admin.py:59
 msgid "You may edit it again below."
 msgstr "È possibile modificarlo nuovamente qui sotto."
 
-#: contrib/admin/options.py:425 contrib/admin/options.py:458
+#: contrib/admin/options.py:431 contrib/admin/options.py:464
 #, python-format
 msgid "You may add another %s below."
 msgstr "Puoi aggiungere un altro %s qui sotto."
 
-#: contrib/admin/options.py:446
+#: contrib/admin/options.py:452
 #, python-format
 msgid "The %(name)s \"%(obj)s\" was changed successfully."
 msgstr "%(name)s \"%(obj)s\" modificato correttamente."
 
-#: contrib/admin/options.py:454
+#: contrib/admin/options.py:460
 #, python-format
 msgid ""
 "The %(name)s \"%(obj)s\" was added successfully. You may edit it again below."
@@ -347,35 +347,35 @@ msgstr ""
 "%(name)s \"%(obj)s\" aggiunto correttamente. Puoi modificarlo ancora qui "
 "sotto."
 
-#: contrib/admin/options.py:530
+#: contrib/admin/options.py:536
 #, python-format
 msgid "Add %s"
 msgstr "Aggiungi %s"
 
-#: contrib/admin/options.py:608
+#: contrib/admin/options.py:614
 #, python-format
 msgid "Change %s"
 msgstr "Modifica %s"
 
-#: contrib/admin/options.py:640
+#: contrib/admin/options.py:646
 msgid "Database error"
 msgstr "Errore nel database"
 
-#: contrib/admin/options.py:690
+#: contrib/admin/options.py:696
 #, python-format
 msgid "The %(name)s \"%(obj)s\" was deleted successfully."
 msgstr "%(name)s \"%(obj)s\" cancellato correttamente."
 
-#: contrib/admin/options.py:697
+#: contrib/admin/options.py:703
 msgid "Are you sure?"
 msgstr "Sei sicuro?"
 
-#: contrib/admin/options.py:726
+#: contrib/admin/options.py:732
 #, python-format
 msgid "Change history: %s"
 msgstr "Tracciato delle modifiche: %s"
 
-#: contrib/admin/sites.py:18 contrib/admin/views/decorators.py:16
+#: contrib/admin/sites.py:16 contrib/admin/views/decorators.py:14
 #: contrib/auth/forms.py:80
 msgid ""
 "Please enter a correct username and password. Note that both fields are case-"
@@ -384,15 +384,11 @@ msgstr ""
 "Inserisci nome utente e password corretti. In entrambi i campi le maiuscole "
 "sono significative."
 
-#: contrib/admin/sites.py:242 contrib/admin/views/decorators.py:68
-msgid ""
-"Please log in again, because your session has expired. Don't worry: Your "
-"submission has been saved."
-msgstr ""
-"Devi effettuare di nuovo l'accesso, perché la sessione è scaduta. I dati "
-"inseriti sono stati comunque salvati."
+#: contrib/admin/sites.py:227 contrib/admin/views/decorators.py:40
+msgid "Please log in again, because your session has expired."
+msgstr "Effettua di nuovo l'accesso, perché la tua sessione è scaduta."
 
-#: contrib/admin/sites.py:249 contrib/admin/views/decorators.py:75
+#: contrib/admin/sites.py:234 contrib/admin/views/decorators.py:47
 msgid ""
 "Looks like your browser isn't configured to accept cookies. Please enable "
 "cookies, reload this page, and try again."
@@ -400,27 +396,27 @@ msgstr ""
 "Il browser non sembra configurato per accettare i cookie. Una volta "
 "abilitati, ricarica la pagina e riprova."
 
-#: contrib/admin/sites.py:265 contrib/admin/sites.py:271
-#: contrib/admin/views/decorators.py:94
+#: contrib/admin/sites.py:250 contrib/admin/sites.py:256
+#: contrib/admin/views/decorators.py:66
 msgid "Usernames cannot contain the '@' character."
 msgstr "I nomi utente non possono contenere il carattere '@'."
 
-#: contrib/admin/sites.py:268 contrib/admin/views/decorators.py:90
+#: contrib/admin/sites.py:253 contrib/admin/views/decorators.py:62
 #, python-format
 msgid "Your e-mail address is not your username. Try '%s' instead."
 msgstr "Il nome utente non è costituito dall'indirizzo e-mail. Prova con '%s'."
 
-#: contrib/admin/sites.py:336
+#: contrib/admin/sites.py:313
 msgid "Site administration"
 msgstr "Amministrazione sito"
 
-#: contrib/admin/sites.py:358 contrib/admin/templates/admin/login.html:27
+#: contrib/admin/sites.py:326 contrib/admin/templates/admin/login.html:26
 #: contrib/admin/templates/registration/password_reset_complete.html:14
-#: contrib/admin/views/decorators.py:30
+#: contrib/admin/views/decorators.py:20
 msgid "Log in"
 msgstr "Accedi"
 
-#: contrib/admin/sites.py:406
+#: contrib/admin/sites.py:373
 #, python-format
 msgid "%s administration"
 msgstr "Amministrazione %s"
@@ -451,11 +447,11 @@ msgstr "Attualmente:"
 msgid "Change:"
 msgstr "Modifica:"
 
-#: contrib/admin/widgets.py:120
+#: contrib/admin/widgets.py:121
 msgid "Lookup"
 msgstr "Recupero"
 
-#: contrib/admin/widgets.py:204
+#: contrib/admin/widgets.py:228
 msgid "Add Another"
 msgstr "Aggiungi un Altro"
 
@@ -910,16 +906,16 @@ msgstr "Indirizzo e-mail:"
 msgid "Reset my password"
 msgstr "Reimposta la mia password"
 
-#: contrib/admin/templatetags/admin_list.py:284
+#: contrib/admin/templatetags/admin_list.py:288
 msgid "All dates"
 msgstr "Tutte le date"
 
-#: contrib/admin/views/main.py:65
+#: contrib/admin/views/main.py:69
 #, python-format
 msgid "Select %s"
 msgstr "Scegli %s"
 
-#: contrib/admin/views/main.py:65
+#: contrib/admin/views/main.py:69
 #, python-format
 msgid "Select %s to change"
 msgstr "Scegli %s da modificare"
@@ -1055,7 +1051,7 @@ msgstr "Testo"
 msgid "Time"
 msgstr "Ora"
 
-#: contrib/admindocs/views.py:339 contrib/comments/forms.py:21
+#: contrib/admindocs/views.py:339 contrib/comments/forms.py:22
 #: contrib/flatpages/admin.py:8 contrib/flatpages/models.py:7
 msgid "URL"
 msgstr "URL"
@@ -1366,7 +1362,7 @@ msgstr "messaggio"
 msgid "Logged out"
 msgstr "Accesso annullato"
 
-#: contrib/auth/management/commands/createsuperuser.py:23 forms/fields.py:425
+#: contrib/auth/management/commands/createsuperuser.py:23 forms/fields.py:428
 msgid "Enter a valid e-mail address."
 msgstr "Inserisci un indirizzo e-mail valido."
 
@@ -1378,25 +1374,25 @@ msgstr "Contenuto"
 msgid "Metadata"
 msgstr "Metadati"
 
-#: contrib/comments/forms.py:19
+#: contrib/comments/forms.py:20
 msgid "Name"
 msgstr "Nome"
 
-#: contrib/comments/forms.py:20
+#: contrib/comments/forms.py:21
 msgid "Email address"
 msgstr "Indirizzo email"
 
-#: contrib/comments/forms.py:22
+#: contrib/comments/forms.py:23
 msgid "Comment"
 msgstr "Commento"
 
-#: contrib/comments/forms.py:25
+#: contrib/comments/forms.py:26
 msgid ""
 "If you enter anything in this field your comment will be treated as spam"
 msgstr ""
 "Se inserisci qualcosa in questo campo il tuo commento verrà considerato spam"
 
-#: contrib/comments/forms.py:125
+#: contrib/comments/forms.py:126
 #, python-format
 msgid "Watch your mouth! The word %s is not allowed here."
 msgid_plural "Watch your mouth! The words %s are not allowed here."
@@ -3580,55 +3576,55 @@ msgstr "nome visualizzato"
 msgid "sites"
 msgstr "siti"
 
-#: db/models/fields/__init__.py:350 db/models/fields/__init__.py:685
+#: db/models/fields/__init__.py:348 db/models/fields/__init__.py:683
 msgid "This value must be an integer."
 msgstr "Questo valore deve essere un intero."
 
-#: db/models/fields/__init__.py:381
+#: db/models/fields/__init__.py:379
 msgid "This value must be either True or False."
 msgstr "Questo valore deve essere True o False."
 
-#: db/models/fields/__init__.py:414
+#: db/models/fields/__init__.py:412
 msgid "This field cannot be null."
 msgstr "Questo campo non può essere nullo."
 
-#: db/models/fields/__init__.py:430
+#: db/models/fields/__init__.py:428
 msgid "Enter only digits separated by commas."
 msgstr "Inserisci solo cifre separate da virgole."
 
-#: db/models/fields/__init__.py:461
+#: db/models/fields/__init__.py:459
 msgid "Enter a valid date in YYYY-MM-DD format."
 msgstr "Inserisci una data valida in formato AAAA-MM-GG."
 
-#: db/models/fields/__init__.py:470
+#: db/models/fields/__init__.py:468
 #, python-format
 msgid "Invalid date: %s"
 msgstr "Data non valida: %s"
 
-#: db/models/fields/__init__.py:534 db/models/fields/__init__.py:552
+#: db/models/fields/__init__.py:532 db/models/fields/__init__.py:550
 msgid "Enter a valid date/time in YYYY-MM-DD HH:MM[:ss[.uuuuuu]] format."
 msgstr ""
 "Inserisci una data/ora valida nel formato AAAA-MM-GG OO:MM[ss[.uuuuuu]]."
 
-#: db/models/fields/__init__.py:588
+#: db/models/fields/__init__.py:586
 msgid "This value must be a decimal number."
 msgstr "Questo valore deve essere un numero decimale."
 
-#: db/models/fields/__init__.py:721
+#: db/models/fields/__init__.py:719
 msgid "This value must be either None, True or False."
 msgstr "Questo valore deve essere None, True o False."
 
-#: db/models/fields/__init__.py:829 db/models/fields/__init__.py:843
+#: db/models/fields/__init__.py:817 db/models/fields/__init__.py:831
 msgid "Enter a valid time in HH:MM[:ss[.uuuuuu]] format."
 msgstr "Inserisci un ora valida nel formato OO:MM[ss[.uuuuuu]]."
 
-#: db/models/fields/related.py:753
+#: db/models/fields/related.py:761
 msgid ""
 "Hold down \"Control\", or \"Command\" on a Mac, to select more than one."
 msgstr ""
 "Tieni premuto \"Control\", o \"Command\" su Mac, per selezionarne più di uno."
 
-#: db/models/fields/related.py:830
+#: db/models/fields/related.py:838
 #, python-format
 msgid "Please enter valid %(self)s IDs. The value %(value)r is invalid."
 msgid_plural ""
@@ -3646,108 +3642,108 @@ msgstr "Questo campo è obbligatorio."
 msgid "Enter a valid value."
 msgstr "Inserisci un valore valido."
 
-#: forms/fields.py:135
+#: forms/fields.py:138
 #, python-format
 msgid "Ensure this value has at most %(max)d characters (it has %(length)d)."
 msgstr ""
 "Assicurarsi che questo valore non contenga più di %(max)d caratteri (ne ha %"
 "(length)d)."
 
-#: forms/fields.py:136
+#: forms/fields.py:139
 #, python-format
 msgid "Ensure this value has at least %(min)d characters (it has %(length)d)."
 msgstr ""
 "Assicurarsi che questo valore contenga almeno %(min)d caratteri (ne ha %"
 "(length)d)."
 
-#: forms/fields.py:163
+#: forms/fields.py:166
 msgid "Enter a whole number."
 msgstr "Inserisci un numero intero."
 
-#: forms/fields.py:164 forms/fields.py:193 forms/fields.py:222
+#: forms/fields.py:167 forms/fields.py:196 forms/fields.py:225
 #, python-format
 msgid "Ensure this value is less than or equal to %s."
 msgstr "Assicurarsi che questo valore sia minore o uguale a %s."
 
-#: forms/fields.py:165 forms/fields.py:194 forms/fields.py:223
+#: forms/fields.py:168 forms/fields.py:197 forms/fields.py:226
 #, python-format
 msgid "Ensure this value is greater than or equal to %s."
 msgstr "Assicurarsi che questo valore sia maggiore o uguale a %s."
 
-#: forms/fields.py:192 forms/fields.py:221
+#: forms/fields.py:195 forms/fields.py:224
 msgid "Enter a number."
 msgstr "Inserisci un numero."
 
-#: forms/fields.py:224
+#: forms/fields.py:227
 #, python-format
 msgid "Ensure that there are no more than %s digits in total."
 msgstr "Assicurarsi che non vi siano più di %s cifre in totale."
 
-#: forms/fields.py:225
+#: forms/fields.py:228
 #, python-format
 msgid "Ensure that there are no more than %s decimal places."
 msgstr "Assicurarsi che non vi siano più di %s cifre decimali."
 
-#: forms/fields.py:226
+#: forms/fields.py:229
 #, python-format
 msgid "Ensure that there are no more than %s digits before the decimal point."
 msgstr "Assicurarsi che non vi siano più di %s cifre prima della virgola."
 
-#: forms/fields.py:284 forms/fields.py:844
+#: forms/fields.py:287 forms/fields.py:848
 msgid "Enter a valid date."
 msgstr "Inserisci una data valida."
 
-#: forms/fields.py:318 forms/fields.py:845
+#: forms/fields.py:321 forms/fields.py:849
 msgid "Enter a valid time."
 msgstr "Inserisci un ora valida."
 
-#: forms/fields.py:357
+#: forms/fields.py:360
 msgid "Enter a valid date/time."
 msgstr "Inserisci una coppia data/ora valida."
 
-#: forms/fields.py:443
+#: forms/fields.py:446
 msgid "No file was submitted. Check the encoding type on the form."
 msgstr ""
 "Non è stato inviato alcun file. Verifica il tipo di codifica della form."
 
-#: forms/fields.py:444
+#: forms/fields.py:447
 msgid "No file was submitted."
 msgstr "Nessun file è stato inviato."
 
-#: forms/fields.py:445
+#: forms/fields.py:448
 msgid "The submitted file is empty."
 msgstr "Il file inviato è vuoto."
 
-#: forms/fields.py:474
+#: forms/fields.py:477
 msgid ""
 "Upload a valid image. The file you uploaded was either not an image or a "
 "corrupted image."
 msgstr ""
 "Carica un'immagine valida. Il file caricato non è un'immagine o è corrotto."
 
-#: forms/fields.py:535
+#: forms/fields.py:538
 msgid "Enter a valid URL."
 msgstr "Inserisci una URL valida."
 
-#: forms/fields.py:536
+#: forms/fields.py:539
 msgid "This URL appears to be a broken link."
 msgstr "Questa URL non sembra funzionare."
 
-#: forms/fields.py:615 forms/fields.py:693
+#: forms/fields.py:618 forms/fields.py:696
 #, python-format
 msgid "Select a valid choice. %(value)s is not one of the available choices."
 msgstr ""
 "Scegli un'opzione valida. '%(value)s non compare tra quelle disponibili."
 
-#: forms/fields.py:694 forms/fields.py:755 forms/models.py:633
+#: forms/fields.py:697 forms/fields.py:758 forms/models.py:654
 msgid "Enter a list of values."
 msgstr "Inserisci una lista di valori."
 
-#: forms/fields.py:873
+#: forms/fields.py:877
 msgid "Enter a valid IPv4 address."
 msgstr "Inserisci un indirizzo IPv4 valido."
 
-#: forms/fields.py:883
+#: forms/fields.py:887
 msgid ""
 "Enter a valid 'slug' consisting of letters, numbers, underscores or hyphens."
 msgstr ""
@@ -3758,18 +3754,18 @@ msgstr ""
 msgid "Order"
 msgstr "Ordine"
 
-#: forms/models.py:258 forms/models.py:266
+#: forms/models.py:268 forms/models.py:277
 #, python-format
 msgid "%(model_name)s with this %(field_label)s already exists."
 msgstr "%(model_name)s con questo %(field_label)s esiste già."
 
-#: forms/models.py:565
+#: forms/models.py:584
 msgid "Select a valid choice. That choice is not one of the available choices."
 msgstr ""
 "Scegli un'opzione valida. La scelta effettuata non compare tra quelle "
 "disponibili."
 
-#: forms/models.py:634
+#: forms/models.py:655
 #, python-format
 msgid "Select a valid choice. %s is not one of the available choices."
 msgstr "Scegli un'opzione valida. %s non compare tra quelle disponibili."