Update README.md

Author: Mds92

README.md

@@ -67,7 +67,8 @@ Name | Values | Description | Sample
 **disableBeforeDate** | Date | Disable days before this Date | new Date(2018, 11, 12) 
 **disableAfterDate** | Date | Disable days after this Date | new Date(2018, 12, 11) 
 **rangeSelector** | [false], true | Enables rangeSelector feature on date time picker
-**calendarViewOnChange(date)** | function | Event fires on view change
+**calendarViewOnChange(date)** | function | Event fires on date picker's view change
+**onDayClick(event)** | function | Event fires on day cell click
 
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