Contact: Increase width of Contact.room

Increase the width of the room field in the Contact model. This was
requested by user.

mpicms/personal/models.py

@@ -97,7 +97,7 @@ class Contact(index.Indexed, ClusterableModel):
     last_name = models.CharField(_("last name"), max_length=50, blank=True)
     email = models.EmailField(_("email"), blank=True)
     phone = models.CharField(_("phone number"), blank=True, max_length=50)
-    room = models.CharField(_("room"), max_length=25, blank=True)
+    room = models.CharField(_("room"), max_length=50, blank=True)
     is_active = models.BooleanField(_("is active"), default=True)
     priority = models.PositiveSmallIntegerField(
         _("priority"), blank=True, default=0, validators=[MaxValueValidator(999)],