Testing and optimization related to pipeline

Remove unnecessary code #1138

Merge pull request #1143 from joanhey/request

Tests for size of http header

Refactor cookie mapping and improve JSON content type check in Request class

Add websocket tests

Merge pull request #1141 from joanhey/ws-inflate

Refactor ZLIB initialization options for inflate and deflate methods

HTTP responses no longer include the default Server header #1139

Merge branch 'master' of github.com:walkor/workerman

Support Transfer-Encoding chunked in Request #1136

Merge pull request #1138 from joanhey/ws

Merge pull request #1140 from joanhey/workflow

Update workflow dependencies

Fix close