#537 | Catch and hide back button handler failures, and pass it on to…

… the default handler

This might fix errors showing up on Bugsnag. Essentially, this is a problem with the module for which the best way to fix is to upgrade to newer RN versions. See facebookarchive/react-native-custom-components#33 for more details.

packages/openchs-android/src/framework/routing/Router.js

@@ -41,7 +41,12 @@ export default class Router extends Component {
                 return element.onHardwareBackPress();
             }
             if (!this.onInitialScreen) {
-                this.navigator.pop();
+                try {
+                    this.navigator.pop();
+                }catch (e) {
+                    General.logErrorAsInfo("Router", e);
+                    return false;
+                }
                 return true;
             }
             return false;