New structs for new on-disk format, and code to generate SSH fingerprints
Be able to read an old-style credentials file and return a new-style struct
Save creds in the new format using only a single pubkey
Relocate functions and add private key fingerprint generation
Load new-format credentials
Try all encryptions until we find one that matches the specified keyfile
Check that displaying new-style creds works
Need to deref the privkey for conversion
Add an info message when loading old-style credentials
Use un-annontated tags to derive a version if no annotated tags exist
Don't bork the Makefile while building RPMs
Merge pull request #45 from nonspecialist/master

Support new on-disk format and back-compatible loading of old format (Issue #38)