docs: add entry about Android Studio

README.md

@@ -17,6 +17,7 @@
   - [Dependencies](#dependencies-1)
   - [Building with Gradle](#building-with-gradle)
   - [Signing the APK](#signing-the-apk)
+  - [Opening project in Android Studio](#opening-project-in-android-studio)
   - [Installing](#installing-1)
 - [Documentation](#documentation)
 - [eSpeak Compatibility](#espeak-compatibility)
@@ -24,6 +25,7 @@
 - [Feedback](#feedback)
 - [License Information](#license-information)
 
+
 ----------
 
 The eSpeak NG (Next Generation) Text-to-Speech program is an open source speech
@@ -330,6 +332,15 @@ this by:
         $ zipalign 4 android/build/outputs/apk/espeak-release-unsigned.apk \
           android/build/outputs/apk/espeak-release-signed.apk
 
+
+### Opening project in Android Studio
+
+To open project in **Android Studio** select **Import project (Gradle, Eclipse ADT, etc)**
+and  select `android` folder of the `espeak-ng` project.
+
+Then select menu **File — Project Structure...**, tab **SDK Location**, field **Android NDK location**
+and set your location of NDK, e.g. `/home/user/Android/Ndk`.
+
 ### Installing
 
 Now, you can install the APK using the `adb` tool: