v4.5.1

• destroy() - fix static mode destruction | #1399
• remove scrollTitle for now | #1403
• open() - default to _positionElement | #1402
• updateTime - tweak change evt firing logic | #1388
• parseDate() - fix locale edge-case | #1395
• Range mode - better UX dealing with disabled dates | #1404
• selectDate() - do not reset time | #1393
• non-input + no defaultDate | #1397
• Swap placeholder length check with not-null & empty check. #1378