Merge branch 'use-highcharts-js-from-local' into 'develop'

Use highcharts JS code from local

See merge request t3o/ter!350

html/typo3conf/ext/ter_fe2/Configuration/TypoScript/Default/setup.txt

@@ -97,8 +97,7 @@ plugin.tx_terfe2 {
 # Page object configuration of the extension "ter_fe2"
 # ======================================================================
 
-page.includeJSFooterlibs.highcharts = https://code.highcharts.com/highcharts.js
-page.includeJSFooterlibs.highcharts.external = 1
+page.includeJSFooterlibs.highcharts = EXT:ter_fe2/Resources/Public/Javascript/Highcharts.js
 
 page.includeJSFooter.tx_terfe2 = EXT:ter_fe2/Resources/Public/Javascript/Default.js