Update README.md

Author: dotansimha

README.md

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 This directive gives you a Bootstrap Dropdown with the power of AngularJS directives.
 
 # Features
+- Based on Bootstrap's dropdown.
+- jQuery is not necessary.
 - Seperated your data and the selection data. no modification to the data made.
 - Built-in search.
 - Complete control on the selected items model to fit it to your requirements.