CFY-1153 change packer config
added inputs.json for nodecellar simple
attempting to update to 3.1rc2
added packagerfile
updated box creation process
fix for rabbit loading late
Merge branch 'master' into CFY-1153-automate_vagrant_box_creation

Conflicts:
	packer/cloudify-quickstart/vagrant/provision.sh
nightly image builder code
generalize packer build process
fix wrong username
add packer integration, upload to s3 and cleanup
more changes

add Vagrantfile creation
remove the need for security groups and key pairs (auto generated)
use templates instead of echoing to file
Update build_nightly_box.sh
fix template
move stuff around
Merge branch 'CFY-1153-automate_vagrant_box_creation' of github.com:cloudify-cosmo/cloudify-packager into CFY-1153-automate_vagrant_box_creation

Conflicts:
	image-builder/cloudify-quickstart/build_nightly_box.sh
Update README.md
Update README.md
Update README.md
Update README.md