run "npm install" after forking to install all module dependencies from package.json
Some OAuth Providers do not allow callbacks to localhost, so you will need to create a localhost alias called local.host. Make sure you set up your /etc/hosts so that 127.0.0.1 is also associated with 'local.host'. So inside your /etc/hosts file, one of the lines will look like:
127.0.0.1 localhost local.host