-Version 1.4.0:
-- Remove old API (all calls using crypt_options)
-- Support separation of metadata device
-- Wipe device flag
-- Add Natty crypto backend
+Version 1.7:
+- Export wipe device functions
+- Support K/M suffixes for align payload (new switch?).
+- TRIM for keyslots
+- Do we need crypt_data_path() - path to data device (if differs)?
+- Resync ETA time is not accurate, calculate it better (last minute window?).
+- Crypt benchmark cannot ttest ECB mode.
+- Log doesn't work yet in early binary start (FIPS message).