feat(registration): no invite code, request text

public/i18n/en.json

@@ -24,16 +24,16 @@
     "EMAIL": "Email",
     "PASSWORD": "Password",
     "PASSWORD_CONFIRMATION": "Confirm password",
-    "INVITE_CODE": "Invite code",
     "SUBMIT": "Create account",
-    "SUCCESS": "Account created. Redirecting to login …",
+    "SUCCESS": "Registration sent. You get a mail as soon as the admin has decided.",
     "HAVE_ACCOUNT": "Already have an account?",
     "ERROR_GENERIC": "Registration failed. Please try again.",
     "ERROR_EMAIL_IN_USE": "This email address is already registered.",
-    "ERROR_INVALID_INVITE_CODE": "The invite code is invalid or has already been used.",
     "DISPLAY_NAME": "Display name (optional)",
     "ERROR_DISPLAY_NAME_IN_USE": "This display name is already taken.",
-    "ERROR_TOO_MANY_ATTEMPTS": "Too many failed attempts. Please try again in {{minutes}} minutes."
+    "ERROR_TOO_MANY_ATTEMPTS": "Too many failed attempts. Please try again in {{minutes}} minutes.",
+    "INTRO": "An admin checks each new account. You get a mail as soon as yours is decided.",
+    "ERROR_PENDING_LIMIT": "Too many registrations wait for the admin right now. Please try again later."
   },
   "SETTINGS": {
     "PROFILE_STYLE": "Profile look",
@@ -138,7 +138,6 @@
     "PASSWORD_TOO_LONG": "Password is too long: at most 72 characters, fewer with umlauts or emoji.",
     "PASSWORD_CONFIRMATION_REQUIRED": "Please confirm your password.",
     "PASSWORD_MISMATCH": "Passwords do not match.",
-    "INVITE_CODE_REQUIRED": "Invite code is required.",
     "DISPLAY_NAME_INVALID": "3–24 characters: letters, digits, spaces, _ . - (no space at the start or end)."
   },
   "INFO": {