:bug: Fix bash not receiving SIGINT signal
:bug: Fix bash not receiving SIGINT signal

Fix a bug where forking bash resulted in bash not receiving the SIGINT
signal. This made it impossible to exit sub processes that depend on
SIGINT to let users exit (cat, python, etc).

jeremyramin/pty.js,jeremyramin/pty.js,jeremyramin/pty.js