Reorder resources to be host, username, password
Align resource options
Add platform_family-specific recipe for python
Fix #50 update unit tests; use single expectation

- ensure each resource name is unique per CHEF-3694
- add missing attributes for database passwords
- add missing attributes for app database/user setup
- use describe/it/expect style for recipe includes
- replace pending examples with working examples
- add helper method to simplify platform family/release
- add custom matchers for database cookbook
- completely rewrite rails_app::web spec to use multiple platforms/releases
Fix logrotate nomenclature
Merge pull request #51 from jhx/issue_50_update_unit_tests_single_expectation

Issue 50 update unit tests single expectation