Update channels-install.sh

add extra dependencies

install/channels-install.sh

@@ -17,6 +17,8 @@ msg_info "Installing Dependencies"
 $STD apt-get install -y curl
 $STD apt-get install -y sudo
 $STD apt-get install -y mc
+$STD apt-get install -y chromium-browser
+$STD apt-get install -y xvfb
 msg_ok "Installed Dependencies"
 
 msg_info "Installing Channels DVR Server (Patience)"