Simple gender handling in translations (for languages like french which need

this feature).
Back to previous 'locale' location because it's not possible to access
translations that are defined inside the 'templates' directory while scanning
with django-admin.py from the 'admin' directory.

admin/forms.py

@@ -1,6 +1,7 @@
 from django import forms
 from mailng.admin.models import Domain, Mailbox, Alias
 from django.utils.translation import ugettext as _
+from mailng.admin.templatetags.admin_extras import gender
 
 class DomainForm(forms.ModelForm):
     class Meta:
@@ -10,7 +11,7 @@ class MailboxForm(forms.ModelForm):
     quota = forms.IntegerField(label=_("Quota"), required=False)
     password1 = forms.CharField(label=_("Password"), widget=forms.PasswordInput)
     password2 = forms.CharField(label=_("Confirmation"), widget=forms.PasswordInput)
-    enabled = forms.BooleanField(label=_("Enabled"), required=False)
+    enabled = forms.BooleanField(label=gender("Enabled", "f"), required=False)
 
     class Meta:
         model = Mailbox