[COOK-2463] PHP PEAR Provider Installs Most Recent Version, Without Respect to Preferred State

* The candidate_version is no longer used when deciding what module to install.
Merge pull request #24 from mattandersen/master

[COOK-2463] PHP PEAR Provider Installs Most Recent Version, Without Resp
Added SUSE-specific attributes

* attributes/default.rb:
Merge pull request #26 from giorgio-v/suse-support

[COOK-2516] Added SUSE-specific attributes