Add BIND_ADDRESS to init config file for Debian
Add BIND_ADDRESS to init config file for Debian

Also only includes the REDIS_PASSWORD when it's set.

mikechau/ansible-redis,sourcestream/ansible-redis,3choBoomer/ansible-redis,DavidWittman/ansible-redis,holycattle/ansible-redis,albsen/ansible-redis,DavidWittman/ansible-redis,umn-asr/ansible-redis,silverlogic/ansible-redis