Cache sets the LRU cache implementation.

CleanupInterval sets the time between GC runs.

NewProviderManager constructor.

ProvidersKeyPrefix is the prefix/namespace for ALL provider record keys stored in the data store.

ProvideValidity is the default time that a provider record should last.

ProviderManager adds and pulls providers out of the datastore, caching them in between.

Option is a function that sets a provider manager option.