Completely refactored Chef provisioning
Merge branch 'master' into chef_refactoring

Conflicts:
	.gitmodules
	chef/site-cookbooks/membase-server/recipes/default.rb
	package.json
Removed bootstrap.sh

See https://github.com/laggyluke/provision
Typo fix
First part of epic Chef improvements
Improved provisioning of minefield-io
Improved minefield-static provisioning
Improved minefield-api provisioning
Updated submodules