[minecraft] support for whitelist and auth

-Added support for blocking non-whitelisted players
-Added support for blocking "cracked" players
-Changed jail.conf recommendations

config/filter.d/minecraft.conf

@@ -4,4 +4,5 @@
 
 [Definition]
 
-failregex = \[\/<HOST>\:
+failregex = \[\/<HOST>:
+            \(\/<HOST>:

config/jail.conf

@@ -912,7 +912,8 @@ findtime     = 1
 # Vanilla server, 1.16.3
 # Change port and logpath as needed
 # Consider using low findtime (20 recommended)
-# and low maxretry (5 recommended)
+# and high maxretry (10 recommended) to block
+# bots, not regular players
 port = 25565
 logpath = /home/user/ServerName/logs/latest.log