update Berksfile to pin postgresql to 3.2.0
remove vagrant options that are incompatible with newer versions
add default attrubites for passwords
remove newrelic recipe
remove barbican base and newrelic from generic barbican-postgresql cookbook
update the README for public use
update default box to Centos 6.5
Merge pull request #2 from igueths/master

Including PGTune recipe, added new attribute and bumped Cookbook version...
Merge branch 'master' of github.com:cloudkeep/chef-barbican-postgresql
version bump for refactor
add node tag
Merge pull request #1 from stevendgonzales/master

Purify barbican-postgresql cookbook
make db creation provider use postgres bindingd
Merge pull request #3 from stevendgonzales/master

make db creation provider use postgres bindingd
add retries and retry_delays to database resources
version bump
make db_action retry values configurable
Merge pull request #4 from stevendgonzales/master

add retries and retry_delays to database resources
add rubocop, foodcritic, and chefspec testing
Merge pull request #5 from stevendgonzales/master

add rubocop, foodcritic, and chefspec testing