Update README.md

Author: ltrudu

README.md

@@ -34,6 +34,18 @@ Then add the uses-library element to your application
     </application>
 ```
 
+Finally, add EMDK dependency to your application build.graddle file:
+```json
+dependencies {
+    implementation fileTree(dir: 'libs', include: ['*.jar'])
+    implementation 'com.android.support:appcompat-v7:28.0.0'
+    testImplementation 'junit:junit:4.13'
+    androidTestImplementation 'com.android.support.test:runner:1.0.2'
+    androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
+    compileOnly 'com.symbol:emdk:+'
+}
+```
+
 Snippet code to use to retrieve the Serial Number of the device:
 
 ```java