Merge pull request #1484 from emqtt/emq24

Version 2.3.5

Makefile

@@ -1,6 +1,6 @@
 PROJECT = emqttd
 PROJECT_DESCRIPTION = Erlang MQTT Broker
-PROJECT_VERSION = 2.3.4
+PROJECT_VERSION = 2.3.5
 
 DEPS = goldrush gproc lager esockd ekka mochiweb pbkdf2 lager_syslog bcrypt clique jsx