Standardised library discovery/circulation services

 WebService::ILS is an attempt to create a standardised interface for online
 library services providers.
 .
 Supported service providers
 .
  Overdrive
  WebService::ILS::OverDrive::Library
  OverDrive Library API https://developer.overdrive.com/discovery-apis
  WebService::ILS::OverDrive::Patron
  OverDrive Circulation API https://developer.overdrive.com/circulation-apis
 .
  RecordedBooks
  WebService::ILS::RecordedBooks::Partner
  WebService::ILS::RecordedBooks::PartnerBase
  WebService::ILS::RecordedBooks::PartnerPatron
  WebService::ILS::RecordedBooks::Patron