Merge pull request kfiroo#76 from kytwb/master

Listen NetInfo connectionChange event (change deprecated)

Author: kfiroo

CachedImage.js

@@ -79,7 +79,7 @@ class CachedImage extends React.Component {
 
     componentWillMount() {
         this._isMounted = true;
-        NetInfo.isConnected.addEventListener('change', this.handleConnectivityChange);
+        NetInfo.isConnected.addEventListener('connectionChange', this.handleConnectivityChange);
         // initial
         NetInfo.isConnected.fetch()
             .then(isConnected => {
@@ -93,7 +93,7 @@ class CachedImage extends React.Component {
 
     componentWillUnmount() {
         this._isMounted = false;
-        NetInfo.isConnected.removeEventListener('change', this.handleConnectivityChange);
+        NetInfo.isConnected.removeEventListener('connectionChange', this.handleConnectivityChange);
     }
 
     componentWillReceiveProps(nextProps) {