Changed Fail2ban settings, updated Readme (#191)

* Made fail2ban settings more consistent across OSes, disabled HTTP ratelimit permaban on Debian as auto-refresh behaviour in FusionPBX can trigger it.

* Increase nginx-404 ban back to 1 hour

devuan/resources/fail2ban/jail.local

@@ -95,7 +95,7 @@ port     = 80,443
 protocol = tcp
 filter   = nginx-404
 logpath  = /var/log/nginx/access*.log
-bantime  = 600
+bantime  = 3600
 findtime = 60
 maxretry = 120
 
@@ -103,11 +103,11 @@ maxretry = 120
 # Based on apache-badbots but a simple IP check (any IP requesting more than
 # 240 pages in 60 seconds, or 4p/s average, is suspicious)
 # Block for two full days.
-enabled  = true
+enabled  = false
 port     = 80,443
 protocol = tcp
 filter   = nginx-dos
 logpath  = /var/log/nginx/access*.log
 findtime = 60
-bantime  = 172800
+bantime  = 86400
 maxretry = 240