userpage: use form langfile, move login strings to common

login-related stuff was moved into common using the langmover script, so
that the user page doesn't have to use the admin language files.

lang/admin/hu-hu.json

@@ -15,8 +15,6 @@
         "warning": "Figyelmeztetés",
         "inviteInfiniteUsesWarning": "a végtelen felhasználású meghívókkal visszaélhetnek",
         "inviteSendToEmail": "Címzett",
-        "login": "Belépés",
-        "logout": "Kijelentkezés",
         "create": "Létrehozás",
         "apply": "Alkalmaz",
         "delete": "Törlés",
@@ -126,13 +124,9 @@
         "updateAppliedRefresh": "",
         "telegramVerified": "",
         "accountConnected": "",
-        "errorConnection": "",
-        "error401Unauthorized": "",
         "errorSettingsAppliedNoHomescreenLayout": "",
         "errorHomescreenAppliedNoSettings": "",
         "errorSettingsFailed": "",
-        "errorLoginBlank": "",
-        "errorUnknown": "",
         "errorSaveEmail": "",
         "errorBlankFields": "",
         "errorDeleteProfile": "",
@@ -208,4 +202,4 @@
             "plural": ""
         }
     }
-}
+}