Remove unnecessary comments from attribute files
Strip copyright comments from recipes
Update README
Fix markdown typo in README
Add .ruby-version, Gemfile and chefspec
Add encoding to metadata.rb
Add simple specs for default recipe

* Chefspec kept complaining (rightfully) about the attribute assignments
in the recipe, so they were moved to the kafka attributes file instead.
* Create user with correct gid and home directory.
* Change mode of directories to '755' instead of 00755.
* Change mode of init.d script to '755' instead of 00755.
Add berkshelf
Add .travis.yml
Update file permissions used in recipes

Favour '755' instead of 00755.
Berkshelf fixes for Travis
Update of Berksfile.lock, apparently
Use :user and :group attributes instead of variables
Add build status badge to README
Have Berkshelf use cookbook dependencies and versions from metadata.rb