Merge branch 'master' into fixes

docker/1.6/Dockerfile

@@ -3,8 +3,8 @@ FROM alpine:3.8
 LABEL maintainer="Roger Light <roger@atchoo.org>" \
     description="Eclipse Mosquitto MQTT Broker"
 
-ENV VERSION=1.6.7 \
-    DOWNLOAD_SHA256=bcd31a8fbbd053fee328986fadd8666d3058357ded56b9782f7d4f19931d178e \
+ENV VERSION=1.6.8 \
+    DOWNLOAD_SHA256=7df23c81ca37f0e070574fe74414403cf25183016433d07add6134366fb45df6 \
     GPG_KEYS=A0D6EEA1DCAE49A635A3B2F0779B22DFB3E717B7 \
     LWS_VERSION=2.4.2
 

www/posts/2013/01/mosquitto-debian-repository.md

@@ -35,8 +35,9 @@ cd /etc/apt/sources.list.d/
 Then one of the following, depending on which version of debian you are using:
 
 ```
-sudo wget http://repo.mosquitto.org/debian/mosquitto-wheezy.list
 sudo wget http://repo.mosquitto.org/debian/mosquitto-jessie.list
+sudo wget http://repo.mosquitto.org/debian/mosquitto-stretch.list
+sudo wget http://repo.mosquitto.org/debian/mosquitto-buster.list
 ```