Changes to install script to allow nginx usage
Changes to install script to allow nginx usage

Added options for "install_nginx" and "remove_nginx"

silvanmelchior/RPi_Cam_Web_Interface,silvanmelchior/RPi_Cam_Web_Interface,konstantinj/RPi_Cam_Web_Interface,silvanmelchior/RPi_Cam_Web_Interface,konstantinj/RPi_Cam_Web_Interface,konstantinj/RPi_Cam_Web_Interface,silvanmelchior/RPi_Cam_Web_Interface,silvanmelchior/RPi_Cam_Web_Interface,konstantinj/RPi_Cam_Web_Interface