Merge pull request #282 from x-cray/master

Add ref to third-party prefixed log formatter
diff --git a/README.md b/README.md
index 5f49077..f1e2ef0 100644
--- a/README.md
+++ b/README.md
@@ -219,6 +219,8 @@
 | [Fluentd](https://github.com/evalphobia/logrus_fluent) | Hook for logging to fluentd |
 | [Mongodb](https://github.com/weekface/mgorus) | Hook for logging to mongodb |
 | [InfluxDB](https://github.com/Abramovic/logrus_influxdb) | Hook for logging to influxdb |
+| [Octokit](https://github.com/dorajistyle/logrus-octokit-hook) | Hook for logging to github via octokit |
+| [DeferPanic](https://github.com/deferpanic/dp-logrus) | Hook for logging to DeferPanic |
 
 #### Level logging
 
@@ -354,5 +356,10 @@
 external program (like `logrotate(8)`) that can compress and delete old log
 entries. It should not be a feature of the application-level logger.
 
+#### Tools
+
+| Tool | Description |
+| ---- | ----------- |
+|[Logrus Mate](github.com/gogap/logrus_mate)|Logrus mate is a tool for Logrus to management loggers, you can initial logger's level, hook and formatter by config file, the logger will generated with different config at different environment.|
 
 [godoc]: https://godoc.org/github.com/Sirupsen/logrus
diff --git a/hooks/syslog/syslog.go b/hooks/syslog/syslog.go
index b6fa374..c59f331 100644
--- a/hooks/syslog/syslog.go
+++ b/hooks/syslog/syslog.go
@@ -1,3 +1,5 @@
+// +build !windows,!nacl,!plan9
+
 package logrus_syslog
 
 import (