Language switching works

app.js
   - call to index.js changed

public/javascripts/global.js
   - no more show version
   - no more 'showReset

routes/index.js
   - added 'translate'-function

views/index.pug
   - texts changed for translation

views/layout.pug
   - show version and date

public/javascripts/map.js
   - added text from server

charts/preparecharts.js
   - translate texts

locales/[en|de]/translation.json
   - new translations

charts/urils.js
   - added translations

package.json
  "version": "3.0.2",
   "date": "2023-04-19 11:00 UTC",

package.json

@@ -1,7 +1,7 @@
 {
   "name": "laerm-web-sensorapi",
-  "version": "3.0.1",
-  "date": "2023-04-17 13:00 UTC",
+  "version": "3.0.2",
+  "date": "2023-04-19 11:00 UTC",
   "private": true,
   "scripts": {
     "start": "node bin/www.js >>log/laerm_web.log 2>&1"