remove optional npm proxy config.
remove optional npm proxy config.

swcurran/TheOrgBook,swcurran/TheOrgBook,WadeBarnes/TheOrgBook,WadeBarnes/TheOrgBook,swcurran/TheOrgBook,swcurran/TheOrgBook,WadeBarnes/TheOrgBook,WadeBarnes/TheOrgBook,swcurran/TheOrgBook,WadeBarnes/TheOrgBook