#1055 Remove multiple "please register" messages

Part 1:
- Use only one message entry for "Please register", that may have to be adapted to reflect the proper /register arguments
- Remove other message entries from code and from the messages files

Breaking change: reg_email_msg is also removed

src/main/resources/messages/messages_ro.yml

@@ -15,7 +15,6 @@ no_perm: '&4Nu ai permisiunea!'
 error: '&4A aparut o eroare, te rugam contacteaza un membru din staff!'
 login_msg: '&cTe rugam sa te autentifici folosind comanda "/login <parola>"'
 reg_msg: '&3Te rugam sa te inregistrezi folosind comanda "/register <parola> <parola>"'
-reg_email_msg: '&3Te rugam sa te inregistrezi folosind comanda "/register <email> <email>"'
 max_reg: '&cTe-ai inregistrat cu prea multe counturi (%reg_count/%max_acc %reg_names) pentru conexiunea ta!'
 usage_reg: '&cFoloseste comanda: /register <parola> <parola>'
 usage_unreg: '&cFoloseste comanda: /unregister <parola>'
@@ -74,7 +73,4 @@ kicked_admin_registered: 'Un administrator tocmai te-a inregistrat, te rog auten
 incomplete_email_settings: 'Eroare: nu toate setarile necesare pentru trimiterea email-ului sunt facute! Te rugam contacteaza un administrator.'
 recovery_code_sent: 'Un cod de recuperare a parolei a fost trimis catre email-ul tau.'
 recovery_code_incorrect: 'Codul de recuperare nu este corect! Foloseste /email recovery [email] pentru a genera unul nou.'
-# TODO reg_no_repeat_msg: '&3Please, register to the server with the command "/register <password>"'
-# TODO reg_email_no_repeat_msg: '&3Please, register to the server with the command "/register <email>"'
-# TODO reg_psw_email_msg: '&3Please, register to the server with the command "/register <password> <email>"'
 # TODO email_send_failure: 'The email could not be sent. Please contact an administrator.'