Use en_US.UTF-8 locale

Author: nigredo-tori

Dockerfile

@@ -1,6 +1,10 @@
 FROM sameersbn/ubuntu:14.04.20170123
 MAINTAINER sameer@damagehead.com
 
+# Use UTF8 as the default DB encoding
+RUN locale-gen en_US.UTF-8
+ENV LANG=en_US.UTF-8
+
 ENV PG_APP_HOME="/etc/docker-postgresql"\
     PG_VERSION=9.6 \
     PG_USER=postgres \