Stop PHP from overriding response header silently

v0.4.2

fixes #5

v0.4.1

Send correct status code regardless of location header

v0.4.0

upgrade container-interop/service-provider to v0.4

v0.3.0

Removes Content-Length injection and output buffer flushing.

v0.2.2

PHP session cookies are no longer broken

v0.2.1

added missing maxBufferLevel to SpaiStreamEmitter
added missing return types

v0.2.0

fixes #1 | added SapiStreamEmitter

Added support for container-interop/service-provider

v0.1.3

Apply fixes from StyleCI

Ported zend-diactoros emitter tests

v0.1.2

cs fixes

v0.1.1

make phpstan happy