Added unified response helpers, setters and builders

Added unified http responses

Added full example

Added safe macros versions of ?→ ("safe-thread-first") and ?→> ("safe-thread-last")

Added → ("thread-first") and →> ("thread-last") macros

Added docstrings

The first cut of a unified response API

Migrated from kaocha-cljs to olical/cljs-test-runner

Initial commit