Added filters section

README.md

@@ -14,6 +14,7 @@
   - [Scripts](#appearance)
 - [Aliases](#aliases)
 - [Triggers](#triggers)
+- [Filters](#filters	)
 - [Servers](#servers)
 - [Services](#services)
 - [Proxy](#proxy)
@@ -238,6 +239,16 @@ See [alias.conf](https://github.com/acidvegas/weechat/blob/master/alias.conf) fi
 
 ---
 
+### Filters
+
+**NOTE:** All filters can be toggled on/off with the `ALT + =` keyboard shortcut.
+
+- Hide everything that is not a channel message *(useful for reading backlog)*:
+
+`/filter add crap * irc_join,irc_part,irc_quit,irc_mode,irc_topic,irc_nick,irc_account,irc_quit *`
+
+---
+
 ### Servers
 ```
 /server add 2f30      irc.2f30.org/6697          -tls