Update readme

README.md

@@ -1,10 +1,17 @@
-[![Get it on Google Play](https://developer.android.com/images/brand/en_generic_rgb_wo_60.png)](https://play.google.com/store/apps/details?id=org.tasks)
+[![Build Status](https://travis-ci.org/tasks/tasks.svg?branch=master)](https://travis-ci.org/tasks/tasks) [![codecov.io](http://codecov.io/github/tasks/tasks/coverage.svg?branch=master)](http://codecov.io/github/tasks/tasks?branch=master)
 
-[![Get it on F-Droid](https://f-droid.org/wiki/images/d/d3/F-Droid-button_bigger.png)](https://f-droid.org/repository/browse/?fdid=org.tasks)
+[![Get it on Google Play](https://developer.android.com/images/brand/en_generic_rgb_wo_60.png)](https://play.google.com/store/apps/details?id=org.tasks) [![Get it on F-Droid](https://f-droid.org/wiki/images/d/d3/F-Droid-button_bigger.png)](https://f-droid.org/repository/browse/?fdid=org.tasks) [![Get it on Amazon App Store](https://images-na.ssl-images-amazon.com/images/G/01/AmazonMobileApps/amazon-apps-store-us-black.png)](https://www.amazon.com/gp/product/B00QHGTL7O/ref=mas_pm_tasks_astrid_to_do_list_clone)
 
-[![Get it on Amazon App Store](https://images-na.ssl-images-amazon.com/images/G/01/AmazonMobileApps/amazon-apps-store-us-black.png)](https://www.amazon.com/gp/product/B00QHGTL7O/ref=mas_pm_tasks_astrid_to_do_list_clone)
+### Screenshots
 
-[![Build Status](https://travis-ci.org/tasks/tasks.svg?branch=master)](https://travis-ci.org/tasks/tasks) [![codecov.io](http://codecov.io/github/tasks/tasks/coverage.svg?branch=master)](http://codecov.io/github/tasks/tasks?branch=master)
+<img src="./graphics/screenshot_tablet_navigation.png" width="250px"/>
+<img src="./graphics/screenshot_phone_light.png" width="250px"/>
+<img src="./graphics/screenshot_phone_dark.png" width="250px"/>
+<img src="./graphics/screenshot_phone_task_edit.png" width="250px"/>
+<img src="./graphics/screenshot_phone_sort.png" width="250px"/>
+<img src="./graphics/screenshot_phone_notifications.png" width="250px"/>
+<img src="./graphics/screenshot_phone_widgets.png" width="250px"/>
+<img src="./graphics/screenshot_tablet_landscape.png" width="500px"/>
 
 Visit the wiki to
 * [help with translations](https://github.com/tasks/tasks/wiki/Translations)