* Plumb the `maxMetadataSize` parameter through to the server
* Update `proto3-suite` dependency
* Bump proto3-wire to 1.2.2
* Re-generate Echo.hs
* Regenerate `Arithmetic.hs`
* Derp
* Fix codegen
* Update the tests for new codegen
* Patch-bump to `0.2.1`
* Bump to `0.3.0` to indicate a breaking API change...
Suggested by @intractable.
* begin security bindings
* secure channel creation
* SSL credentials support
* add client-side ssl support
* ssl test
* read file before passing to channel credentials, free credentials when done creating
* use localhost key/cert for test
* WIP sketch of callbacks for metadata plugins
* conversion from Haskell auth processor to C
* add test for custom server metadata auth processor
* wip auth failure test
* rebase tweak
* working test of custom auth metadata server processor
* improve security docs, clean up
* add unsafe layer client-side auth metadata plugin functionality
* add client config option for custom auth metadata
* WIP client-side metadata auth plugin. Crashing when calling C callback.
* get initial version of client-side metadata plugins working
* replace String with ByteString in a few places, add function for getting AuthProperty
* AuthContext utilities and more documentation
* end-to-end test of client and server auth plugins
* remove redundant tests
* function for parents in unary calls, add deactivated failing test for auth metadata propagation from parent to child
* some cleanup
* tweaks
* more tweaks
* remove unused file
* docs tweak
* consolidate exports
* update protobuf-wire commit
* remove parent ptr from unregistered calls -- unneeded
* begin unregistered high level server loop
* undo changes to highlevel server, add mkConfig for unregistered server
* move call CQ create/destroy into call create/destroy
* async normal call function
* preliminary unregistered server loop for non-streaming methods
* working unregistered highlevel example
* loop counters for benchmarking
* changes for benchmarking, add ruby example server for benchmarking
* async version of withCall, refactor unregistered server loop to handle all method types
* unregistered client streaming
* add remaining streaming modes
* unregistered server streaming test
* unregistered streaming tests
* add error logging
* fix bug in add example
* remove old TODOs
* fix bug: don't assume slices are null-terminated
* add TODO re: unregistered client streaming functions
