Reorged android_view to match the rest of the projects. (#740)

add_to_app/android_view/README.md

@@ -1,8 +1,25 @@
 # android_view
 
 An example of an Android app that integrates a Flutter add-to-app module at a
-view level. For more information on how to use it, see the [README](../README.md)
-file located in the [/add_to_app](/add_to_app) directory of this repo.
+view level.
+
+## tl;dr
+
+If you're just looking to get up and running quickly, these bash commands will
+fetch packages and set up dependencies (note that the above commands assume
+you're building for both iOS and Android, with both toolchains installed):
+
+```bash
+  #!/bin/bash
+  set -e
+
+  cd flutter_module_using_plugin/
+  flutter pub get
+
+  # For Android builds:
+  open -a "Android Studio" ../android_view # macOS only
+  # Or open the ../android_fullscreen folder in Android Studio for other platforms.
+```
 
 ## Getting Started