Merge pull request #8 from yowcow/tweak-header-testing

Test received request headers

Merge pull request #7 from yowcow/update-docs

update docs

Merge pull request #6 from yowcow/record-at-mw

Enqueue/dequeue improvement

Merge pull request #5 from yowcow/edoc

Edoc

Merge pull request #3 from yowcow/await-get-until-put

get_recent/0 to await until a record comes into queue

Merge pull request #1 from yowcow/route-injection

test route injection