-Version 1.4.0:
-- Remove old API (all calls using crypt_options)
-- Support separation of metadata device
-- Wipe device flag
+Version 1.5.0:
+- Export wipe device functions
+- Support K/M suffixes for align payload (new switch?)
+- FIPS patches (RNG, volume key restrictions, move changekey to library)
+- online reencryption api?
+- integrate more metadata formats