haproxy/README: make quotes consistent

closes #1700

CHANGELOG.md

@@ -35,6 +35,7 @@ continue sending logs to /var/log/telegraf/telegraf.log.
 - [#1813](https://github.com/influxdata/telegraf/pull/1813): Change default arguments for SNMP plugin.
 - [#1686](https://github.com/influxdata/telegraf/pull/1686): Mesos input plugin: very high-cardinality mesos-task metrics removed.
 - [#1838](https://github.com/influxdata/telegraf/pull/1838): Logging overhaul to centralize the logger & log levels, & provide a logfile config option.
+- [#1700](https://github.com/influxdata/telegraf/pull/1700): HAProxy plugin socket glob matching.
 
 ### Bugfixes
 

plugins/inputs/haproxy/README.md

@@ -7,7 +7,7 @@
 ```toml
 # SampleConfig
 [[inputs.haproxy]]
-  servers = ["http://1.2.3.4/haproxy?stats", '/var/run/haproxy*.sock']
+  servers = ["http://1.2.3.4/haproxy?stats", "/var/run/haproxy*.sock"]
 ```
 
 Server addresses need to explicitly start with 'http' if you wish to use HAproxy status page. Otherwise, address will be assumed to be an UNIX socket and protocol (if present) will be discarded.