replace localhost with 127.0.0.1
Merge pull request #73 from s-bernard/config-policy

Can specify repository policy
Merge pull request #72 from RiotGames/replace_localhost

replace localhost with 127.0.0.1
prepare for 3.2.0
bump version to 3.2.0
Remove private status to methods in Nexus lib

Those methods are just getters and are useful when we want to access
advanced configuration. For instance, encrypted_data_bag_for can be
used to easily encrypt/decrypt the users list in data bags.