Update project.clj
NB migrate utils stuff to `encore` lib
Update CHANGELOG
Bump (dev) dep: Faraday 1.1.1
Hk: project.clj
project.clj: minimize possible dependency conflicts
Add `lein start-dev` info to README
Fix project.clj to prevent unnecessary downstream deps
Update .gitignore
Rename: Faraday's 'creds' -> 'client-opts' (term was getting overloaded)
Project.clj hk
simple-check -> test.check
Migrate `as-<x>` fns to Encore utils
Add note on protocol arg coercion timing
Nb protocol: coerce bytestrings at request-enqueue time

I.e. rather than at `wcar` resolution (send) time. This is important to
support arb (non-string) Cluster keyslot hashing, sensible per-command
thread-local environment support, etc.
Cluster: support key hashing over arbitrary (non-string) keys
Update dependencies
Fix `atomic` exception handling
Misc hk
Deps: misc, incl. Nippy 2.6.0