updated readme

Author: nj-coder

README.md

@@ -47,6 +47,7 @@ The plugin ships with various configuration and events that can be used to meet
 | minutes            | `array`            | `[0, 15, 30, 45]`        | a list of minutes |
 | disabledHours      | `array`            | `[]`                     | a list of disabled Hours |
 | disabledMinutes    | `array`            | `[]`                     | a list of disabled Minutes |
+| headerText         | String             | --                       | optional header |
 
 ### Methods
 NJ-TimePicker ships with methods that can be used to change the picker behaviour. These methods have strict input formatting which helps achive desired result
@@ -122,6 +123,11 @@ You can overridde the default theme by changing the following [css variables](ht
     /* close button */
     --close-button-bg: #ff0000;
     --close-button-fc: #ffffff;
+
+    /* header */ 
+    --header-text-color: #ffffff;  
+    --header-text-align: left;
+    --header-bg: #414141;
 }
 ```
 ## How to Contribute