v2.0.0-beta.2

Added

• 15 new providers: BCN, BCU, BDI, BI, BNR, BOT, CBM, CBU, CNB, DNB, HNB, LB, MAS, MNB, NBK, NRB, SARB — bringing the total to 52
• Historical currency support — pre-euro and pre-redenomination codes (DEM, FRF, NLG, CYP, etc.) now available where providers serve them
• Peg metadata on /v2/currencies — pegged currencies show their anchor and fixed rate
• rate_type and country_code fields on /v2/providers

Changed

• Renamed Bank of Tanzania provider key from BOT to BOTA
• Renamed National Bank of Moldova provider key from NBM to BNM
• Replaced description with rate_type and country_code on /v2/providers
• Pegged currency rates now snap to their exact peg rate
• Extended historical coverage for several providers

Fixed

• CDN cache now purges after importing new rates
• V2 rates now sorted by quote for deterministic output (#304)
• Various adapter parsing and rate direction fixes (HNB, ECB, NRB, CBA)