Remove documentation for colorize_nicks
This option was removed in in favor of using weechat's color
handling. I.e. you now set this with weechat's core options instead of a
specific option for this script.
@@ -225,16 +225,6 @@ Example:
Optional settings
-----------------
-Turn off colorized nicks:
-```
-/set plugins.var.python.slack.colorize_nicks 0
-```
-
-Turn on colorized messages (messages match nick color):
-```
-/set plugins.var.python.slack.colorize_nicks 1
-```
-
Set channel prefix to something other than my-slack-subdomain.slack.com (e.g. when using buffers.pl):
```
/set plugins.var.python.slack.server_aliases "my-slack-subdomain:mysub,other-domain:coolbeans"
