Merge pull request #1325 from DroidPlanner/readme_update

Readme update

Author: m4gr3d

README.md

@@ -4,29 +4,38 @@
 
 # DroidPlanner
 
-Droidplanner is a Ground Control Station (GCS) Android app for UAVs running Ardupilot software.
+Droidplanner is a Ground Control Station (GCS) Android app built atop [3DR Services](https://github.com/DroidPlanner/3DRServices), for UAVs
+running Ardupilot software.
 
 [![Google Play Store](https://developer.android.com/images/brand/en_app_rgb_wo_45.png)](https://play.google.com/store/apps/details?id=org.droidplanner)
 
 ### Usage Guide
 
 The [wiki](https://github.com/DroidPlanner/droidplanner/wiki) has some basic documentation (Help us by making it better!)
 
-For help, visit the [Droidplanner user forums](http://ardupilot.com/forum/viewforum.php?f=15).
+For help, visit the [Droidplanner mailing list](https://groups.google.com/forum/#!forum/droidplanner) or the [DroidPlanner Google+ Commnunity](https://plus.google.com/communities/109498440846585781402).
 
-### Droidplanner v2 beta
+### Droidplanner v3 beta
 
-![Droidplanner 2.0 beta screenshot](http://api.ning.com/files/jF4-qtz-5QeFbLdQSyDzpe8jLYTd9ymmmGxqecMlK8ANxeKq1PTCk*wjca6GWxCSkCPf4byXhlbnJGVT3b4K259MJAFyycwI/Picture1.png?width=640)
+![Droidplanner 3.0 beta screenshot](https://cloud.githubusercontent.com/assets/914968/5420988/c11105e0-8211-11e4-9f07-92727d7c78ab.png)
 
 The next version of Droidplanner is under development, and we would love your help in beta testing the new version. To join the beta:
- 1. Join the [Droidplanner 2.0 beta Google+ community](https://plus.google.com/u/0/communities/109498440846585781402) (this is required to download the beta from the Google Play store)
- 2. [Become a beta tester](https://play.google.com/apps/testing/org.droidplanner)
- 3. [Download the app from the Play Store](https://play.google.com/store/apps/details?id=org.droidplanner&ah=5pMIJCcmYCEQRlfvqNQHBzcx3U0) (It may take 30+ minutes to show up after becoming a beta tester)
- 4. Send feedback: Post your feedback in the [Droidplanner Google+ community](https://plus.google.com/u/0/communities/109498440846585781402). We want to hear what you think!
+ 1. Join the [Droidplanner Google+ community](https://plus.google.com/communities/109498440846585781402) or the [Droidplanner mailing list](https://groups.google.com/forum/#!forum/droidplanner) (this is required to download the beta from the Google
+  Play store)
+ 2. [Become a beta tester](https://play.google.com/apps/testing/org.droidplanner.android),
+ and follow the instructions on the link to download the beta release from the Google Play store
+ (It may take 30+ minutes to show up after becoming a beta tester).
+ 3. Send feedback: Post your feedback in the [Droidplanner Google+ community](https://plus.google.com/communities/109498440846585781402) or the [Droidplanner mailing list](https://groups.google.com/forum/#!forum/droidplanner). We want to hear what you think!
+
+#### Requirement
+In order to run **DroidPlanner v3** on your device, the latest version of **3DR Services** must
+be installed.
+To do so, follow the instructions on the [3DR Services github page](https://github.com/DroidPlanner/3DRServices).
 
 ### Contributing
 
-Droidplanner v2 is in active development. If you would like to contribute to the project, see the [Build Setup wiki page](https://github.com/DroidPlanner/droidplanner/wiki).
+Droidplanner v3 is in active development. If you would like to contribute to the project,
+see the [Build Setup wiki page](https://github.com/DroidPlanner/droidplanner/wiki).
 
 If you aren't a developer but want to help out, you can do so by improving the documentation in the Wiki or by writing user guides.