* Listener refactoring and file system permissions
* added listenerutil and move some common code there
* Added test for verifying socket file permissions
* Change default port of agent to 8200
* address review feedback
* Address review feedback
* Read socket options from listener config
* Implemented a warning when tls_cipher_suites includes only cipher suites which are not supprted by the HTTP/2 spec
* Added test for cipher suites
* Added hard fail on startup when all defined cipher suites are blacklisted. Added warning when some ciphers are blacklisted.
* Replaced hard failure with warning. Removed bad cipher util function and replaced it by external library.
* Added missing dependency. Fixed renaming of package name.
* vault-agent-cache: squashed 250+ commits
* Add proper token revocation validations to the tests
* Add more test cases
* Avoid leaking by not closing request/response bodies; add comments
* Fix revoke orphan use case; update tests
* Add CLI test for making request over unix socket
* agent/cache: remove namespace-related tests
* Strip-off the auto-auth token from the lookup response
* Output listener details along with configuration
* Add scheme to API address output
* leasecache: use IndexNameLease for prefix lease revocations
* Make CLI accept the fully qualified unix address
* export VAULT_AGENT_ADDR=unix://path/to/socket
* unix:/ to unix://
