Reset button vanished in datepicker CiviCRM 5.10+
Replacing jcalendar instances with datepicker has caused the date / time reset button to vanish: diff on Github / lab issue: #561 (closed)
Go to a contact on CiviCRM instance 5.9 or older (for example https://demosr.civicatalyst.org/); and click on Actions > Meeting (Sastanak in sr); there is a red cross.
Go to a CiviCRM instance 5.10 or newer (for example https://dmaster.demo.civicrm.org/); click on Actions > Meeting; there is NO red cross.