Expose the locales in Dockerfile
Expose the locales in Dockerfile

While the locales are generated with locale-gen, this does not enforce
the en_US.UTF-8 locale inside the container.

See the following links for more information:

- https://github.com/docker/docker/issues/2424
- http://jaredmarkell.com/docker-and-locales/

phusion/baseimage-docker,StepsAway/baseimage-docker,jedisct1/phusion-baseimage-latest,REDDOXX/baseimage-docker,remeeting/baseimage-docker,StepsAway/baseimage-docker,remeeting/baseimage-docker,jedisct1/phusion-baseimage-latest,phusion/baseimage-docker,REDDOXX/baseimage-docker