Update README and license

 On branch master

	new file:   MIT-LICENSE
	modified:   README
cleanup for version 2

 On branch master

	modified:   .gitignore
	renamed:    README -> README.md
	renamed:    shell_scripts/find_and_replace.sh -> bash_examples/find_and_replace.sh
	new file:   bash_examples/start-with-nohup.sh
	renamed:    shell_scripts/sync_dirs.sh -> bash_examples/sync_dirs.sh
	deleted:    bin/firefox_dev
	deleted:    bin/sync
	deleted:    bin/update_reference_repositories
	deleted:    conf/conf.sh
	deleted:    conf/git_repository.list
	deleted:    conf/node.version
	deleted:    conf/ruby.version
	deleted:    conf/snapbak_exclude.list
	deleted:    conf/sync_exclude.list
	deleted:    conf/ubuntu_packages.sh
	deleted:    lib/update_reference_projects.rb
	deleted:    lib/utils.sh
	deleted:    shell_scripts/Get64bitFlash
	deleted:    shell_scripts/aws_examples.sh
	renamed:    bin/backup_etc -> shell_scripts/backup_etc
	renamed:    bin/bootstrap_ubuntu -> shell_scripts/bootstrap_ubuntu
	deleted:    shell_scripts/chmod_directories.sh
	deleted:    shell_scripts/chmod_files.sh
	deleted:    shell_scripts/del_swap_files.sh
	renamed:    bin/dirsync -> shell_scripts/dirsync
	deleted:    shell_scripts/enclose.sh
	deleted:    shell_scripts/encopen.sh
	deleted:    shell_scripts/find_swap_files.sh
	deleted:    shell_scripts/firefox_dev.sh
	deleted:    shell_scripts/firefox_start.sh
	deleted:    shell_scripts/firefox_user.sh
	renamed:    bin/install_node -> shell_scripts/install_node
	renamed:    bin/install_ruby -> shell_scripts/install_ruby
	renamed:    bin/install_ubuntu_packages.sh -> shell_scripts/install_ubuntu_packages.sh
	renamed:    bin/lein -> shell_scripts/lein
	renamed:    bin/make_bootstick -> shell_scripts/make_bootstick
	deleted:    shell_scripts/manage.sh
	deleted:    shell_scripts/mvim
	renamed:    bin/snapbak -> shell_scripts/snapbak
	deleted:    shell_scripts/syncpull.sh
	deleted:    shell_scripts/test_aws.sh
	renamed:    bin/update_ubuntu_system.sh -> shell_scripts/update_ubuntu_system.sh
	deleted:    toehold