Merge branch '384-bug-header-title-in-settings-moves-up' into 'master'

Gets rid of hidden icon in back button header

Closes #384

See merge request bloodyhealth/drip!227

components/header/back-button.js

@@ -1,12 +1,10 @@
 import React from 'react'
 import {
   Text,
-  TouchableOpacity,
   View
 } from 'react-native'
 import styles from '../../styles'
 import NavigationArrow from './navigation-arrow'
-import Icon from 'react-native-vector-icons/Entypo'
 
 export default function BackButtonHeader(props) {
   return (
@@ -21,11 +19,6 @@ export default function BackButtonHeader(props) {
           {props.title}
         </Text>
       </View>
-      <TouchableOpacity>
-        <Icon
-          name={'chevron-thin-right'}
-        />
-      </TouchableOpacity>
     </View>
   )
 }