Changes

Summary

1. added image from binaries and set default build (details)

Commit 3140b25e40cbafe92a0b7f814f65b2bd71ca8b08 by michele.carignani added image from binaries and set default build
	from-sources/devenv.bash.ubuntu
	scripts/build_titan.bash
	scripts/devenv.bash.ubuntu
	Dockerfile
	from-sources/Dockerfile
	from-sources/scripts/titan_repos (copy).txt
	from-sources/scripts/devenv.bash.ubuntu
	from-binaries/Dockerfile
	from-sources/scripts/build_titan.bash
	scripts/titan_repos.txt
	from-sources/scripts/titan_repos.txt
	.jenkins.sh