ADD: skveez_tarsnap cookbook

ADD: files, mysql, mongodb recipes

fixes as per PR comments

ADD: skveez_tarsnap cookbook
Replace doublequotes by singlequotes in hash keys
codestyle fixes
Merge branch 'master' of git://github.com/vivus-ignis/skveez-chef-repo into vivus-ignis-master

Conflicts:
	Cheffile