disable locking os thread due to bugs (anthdm#23)

Pre release (anthdm#21)

* added Request to context as helper function

* wip poison wg

* fixed child poison with waitgroup

* remove .vscode stuff

* bench

* benching

* ecorrect placement of runtime.LockosThread()

* LOCK_OS_THREAD = false for testing

* Updated README

* minor improvements and private pid separator

* fixed typo

* updated README

* updated README

* added chat example