Merge pull request #23 from getaroom/master

Fix compatibility with Hosted Chef - fixes #23
Merge branch 'master' of github.com:danryan/spice
bump to 1.0.4
add link to wiki in readme
formatting and copyright updates
mixlib-auth made breaking changes in 1.3. Pin to 1.1.4
expand read_key_file path
bump to 1.0.5
oh my, this bug has been here a while.
bump to 1.0.6
Allow the use of older multi_json releases