* API revision
* update
* make status a bitmap
* update api
* tests working
* new task log APIs
* update APIs
* write binary structures to redis
* update tests
* fix clang-format
* Fix formatting.
* Allow reading/writing generic message types, not just tasks.
* Allow messages of length 0 to be read/written, and handle closed sockets.
* Address comments.
* Simplify accept_client.
* Allow ports to be reused in bind_ipc_sock.