Use alpine 3.7 for mqtt (#454)

* Use alpine 3.7 for mqtt

* Update config.json

* Update CHANGELOG.md

mosquitto/CHANGELOG.md

@@ -1,5 +1,8 @@
 # Changelog
 
+## 4
+- Use Alpine 3.7 because libwebsocket 3.0.0 is broken on Alpine 3.8
+
 ## 3
 - Use auto setup (discovery) on Home Assistant
 - Publish his service to Hass.io

mosquitto/build.json

@@ -1,4 +1,10 @@
 {
+  "build_from": {
+    "amd64": "homeassistant/amd64-base:3.7",
+    "i386": "homeassistant/i386-base:3.7",
+    "armhf": "homeassistant/armhf-base:3.7",
+    "aarch64": "homeassistant/aarch64-base:3.7"
+  },
   "args": {
     "MOSQUITTO_AUTH_VERSION": "0.1.3"
   }

mosquitto/config.json

@@ -1,6 +1,6 @@
 {
   "name": "Mosquitto broker",
-  "version": "3",
+  "version": "4",
   "slug": "mosquitto",
   "description": "An Open Source MQTT broker",
   "url": "https://home-assistant.io/addons/mosquitto/",