Adding support to Java8 equip

This commit adds the support to Java8. The automation is based on the original Java
support, plus some insights about how to accept the terms and conditions automatically
as described by http://www.webupd8.org/2012/09/install-oracle-java-8-in-ubuntu-via-ppa.html

The step is also included in the shell.
Merge pull request #5 from marcellodesales/feature/equip_java8_support

Adding support to Java8 equip