update nginx description, removed old files

tooloop-nginx/package/assets/presentation/start-presentation.sh

@@ -1,32 +0,0 @@
-#!/bin/bash
-
-URL="http://127.0.0.1:8080"
-
-# List of Chromium Command Line Switches
-# https://peter.sh/experiments/chromium-command-line-switches/
-
-COMMAND="chromium-browser \
---kiosk \
---bwsi \
---overscroll-history-navigation=1 \
---incognito \
---disable-features=Translate,Infobars \
---no-default-browser-check \
---no-first-run \
---noerrdialogs \
---num-raster-threads=8 \
---enable-zero-copy \
---class=TooloopKiosk \
-$URL"
-
-if [ $EUID == 0 ]; then
-    pkill chrome
-    sleep 0.1
-    su tooloop -c "$COMMAND" &
-else
-    pkill chrome
-    sleep 0.1
-    $COMMAND &
-fi
-
-exit 0

tooloop-nginx/package/assets/presentation/stop-presentation.sh

@@ -1,5 +0,0 @@
-#!/bin/bash
-
-pkill chrome &
-
-exit 0