Update to JDK8

Author: John Maguire

shopkeep-python-ci/Dockerfile

@@ -1,16 +1,22 @@
 FROM buildpack-deps:jessie
-MAINTAINER John Maguire <jmaguire@shopkeep.com>
+MAINTAINER DevOps <devops@shopkeep.com>
 
-ENV PATH /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/root/miniconda/bin
+ENV PATH /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/root/miniconda2/bin
 ENV LANG C.UTF-8
 
 RUN echo "deb http://apt.postgresql.org/pub/repos/apt/ jessie-pgdg main" | tee -a /etc/apt/sources.list.d/pgdg.list
 RUN wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | \
   apt-key add -
 
+RUN echo "deb http://ppa.launchpad.net/webupd8team/java/ubuntu xenial main" | tee /etc/apt/sources.list.d/webupd8team-java.list
+RUN echo "deb-src http://ppa.launchpad.net/webupd8team/java/ubuntu xenial main" | tee -a /etc/apt/sources.list.d/webupd8team-java.list
+RUN apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys EEA14886
+RUN apt-get update
+RUN echo "oracle-java8-installer shared/accepted-oracle-license-v1-1 select true" | debconf-set-selections
+RUN apt-get install -y oracle-java8-installer
+
 RUN apt-get update && apt-get install -y  \
     openssh-server \
-    openjdk-7-jdk \
     postgresql-9.3
 
 # Install Conda