Release 2.0.20 (#4028)

* max duration per entry increased from 8 to 10 hours
* fixes #3981 - clickable area in dropdown too small
* fixes #4008 - duplicate activities in project-details report
* headers and summary styling in project-details report
* show billable stats in project-details report
* added new invoice variable for entry.duration_format

assets/js/forms/KimaiFormSelect.js

@@ -73,6 +73,7 @@ export default class KimaiFormSelect extends KimaiFormPlugin {
         let options = {
             lockOptgroupOrder: true,
             allowEmptyOption: !isRequired,
+            hidePlaceholder: false,
             plugins: plugins,
             // if there are more than X entries, the other ones are hidden and can only be found
             // by typing some characters to trigger the internal option search