Adding npm bin directory to /usr/local/bin:~/jad:/usr/local/share/npm/bin:/usr/local/bin:~/jad::/usr/local/bin:~/jad::/usr/local/bin:~/jad::/usr/local/bin:~/jad:/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/bin:/opt/X11/bin to solve Homebrew related issue where npm bn is not added