Use AlreadyFinalized for symmetric ciphers
Added .cache/ to the gitignore, it shows up if you have pytest-cache installed
Make HMAC methods raise AlreadyFinalized.
Also mention finalize
Here too
Add a message.
Merge pull request #259 from alex/gitignore

Added .cache/ to the gitignore, it shows up if you have pytest-cache ins...
Merge pull request #260 from dreid/hmac-already-finalized

Make HMAC methods raise AlreadyFinalized.
Merge pull request #258 from alex/already-finalized

Use AlreadyFinalized for symmetric ciphers
Implement and document an interface for cipher algorithms
Fixed some spelling mistakes
Revert this
Two more fixes
Another two
Merge pull request #263 from alex/spelling-fixes

Fixed some spelling mistakes
Run pytest in --strict mode so that typso in pytest.mark give errors
Merge pull request #264 from alex/strict-pytest

Run pytest in --strict mode so that typso in pytest.mark give errors
Merge pull request #262 from dreid/cipher-algorithm-interfaces

Implement and document an interface for cipher algorithms
This document is now basically accurate
Merge pull request #265 from alex/updated-status

This document is now basically accurate