Added info table to live chart

public/javascripts/datetime.js
   - wrong call fixed

public/javascripts/global.js
   - direct call to live chart if sensorid is given

public/javascripts/showcharts.js
   - info table added

public/stylesheets/style.sass
   - style for infotabel
   - changed color vor nav tabs

public/javascripts/datetime.js

@@ -5,7 +5,7 @@ import { DateTime } from './luxon.min.js'
 export const showDate = (sofort) => {
     let d = DateTime.now()
     if(sofort || d.second === 0) {
-        document.querySelector('#h1datum').setHTML(d.toFormat('yyyy-MM-dd HH:mm'))
+        document.querySelector('#h1datum').innerHTML = d.toFormat('yyyy-MM-dd HH:mm')
     }
 
 }