Updated Settings (markdown)

Settings.md

@@ -56,6 +56,7 @@
     - [NickServUsername](#nickservusername)
     - [NoSendJoinPart](#nosendjoinpart)
     - [Password](#password)
+    - [PingDelay](#pingdelay)
     - [RejoinDelay](#rejoindelay)
     - [RunCommands](#runcommands)
     - [Server *](#server--1)
@@ -684,6 +685,16 @@ Example:
 
 `Password="s3cret"`
 
+## Pingdelay
+PingDelay specifies how long to wait to send a ping to the irc server.
+You can use s for second, m for minute
+
+Setting: OPTIONAL, RELOADABLE \
+Default: "1m" \
+Example:
+
+`PingDelay="1m"`
+
 ## RejoinDelay
 Delay in seconds to rejoin a channel when kicked