Add Oracle Java 8 support
Add Oracle Java 8 support

On mcdb1, OpenJDK 7 complains with:

Unable to allocate tables for parallel garbage collection for the requested heap size.

On Ubuntu 12.04, install Oracle Java 8 as follows:

add-apt-repository ppa:webupd8team/java
apt-get update
apt-get install oracle-java8-installer

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