title: How to set a borderColor to react native elements Avatar?
body: <p>Starting to go crazy, can´t find a way of making a border and borderColor on my Avatar from react native elements. 
  What im i doing wrong ? This must have an easy solution ? </p>
  
  <p><a href="https://i.stack.imgur.com/JGg3L.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/JGg3L.png" alt="enter image description here"></a></p>
  
  <pre><code>&lt;Avatar
        medium
        rounded
        source={{ uri: this.props.profile[0].profile_picture }}
        onPress={this.toggleModal.bind(this)}
        iconStyle={{ borderColor: 'white', borderTopLeftRadius: 1,borderStyle:'solid' }}
        containerStyle={{ borderColor:'white', borderTopLeftRadius: 1, borderStyle:'solid'  }}
        avatarStyle={{borderColor: 'white', borderTopLeftRadius: 1,borderStyle:'solid' }}
  /&gt;
  </code></pre>