Use node attribute for home dir permissions
Change version string
Revert "Change version string"

This reverts commit 67f83665c77e507297563d68c209d8864ba5c894.
Merge branch 'home-dir-mode-attribute' of git://github.com/oleksiyk/chef-user into oleksiyk-home-dir-mode-attribute

Conflicts:
	attributes/default.rb
Document home_dir_mode attribute in README.

References #29
Add Test Kitchen suite to test home_dir_mode attribute.

References #29