Remove autobind decorator. Fix bugs in AR view

mobile/src/ui/BoundInput.js

@@ -1,7 +1,7 @@
 import React from "react"
 import PropTypes from "prop-types"
 import { TextInput, Text, View, Platform } from "react-native"
-import autobind from "autobind-decorator"
+import { reactAutoBind } from "auto-bind2"
 
 export class BoundInput extends React.Component {
   static propTypes = {
@@ -20,11 +20,11 @@ export class BoundInput extends React.Component {
 
   constructor(props) {
     super(props)
+    reactAutoBind(this)
 
     const { name, binder } = this.props
 
     this.state = binder.getBindingState(name)
-    this.handleChangeText = this.handleChangeText.bind(this)
   }
 
   componentWillReceiveProps(nextProps) {
@@ -33,7 +33,6 @@ export class BoundInput extends React.Component {
     }
   }
 
-  // @autobind : There seems to be a bug with using this here, so we just do it the old way
   handleChangeText(newText) {
     const { binder, name } = this.props