fix: added android multidexing for all branch required frameworks

build.gradle

@@ -1,2 +1,18 @@
+android {
+    defaultConfig {
+        multiDexEnabled true
+    }
+}
+
+dependencies {
+  // multidex for frameworks
+  compile 'com.android.support:multidex:1.0.1'
+  // branch sdk
+  compile 'io.branch.sdk.android:library:2+'
+  // branch app indexing
+  compile 'com.google.android.gms:play-services-appindexing:9.+'
   // branch chrome tabs for better matching
-  compile 'com.android.support:customtabs:23.3.0'
+  compile 'com.android.support:customtabs:23.3.0'
+  // branch gaid for better device matching
+  compile 'com.google.android.gms:play-services-ads:9+'
+}

plugin.template.xml

@@ -61,7 +61,7 @@ SOFTWARE.
     </config-file>
 
     <source-file src="src/android/io/branch/BranchSDK.java" target-dir="src/io/branch" />
-    <framework src="io.branch.sdk.android:library:2+" />
+    <framework src="build.gradle" custom="true" type="gradleReference" />
   </platform>
 
   <!-- iOS -->

plugin.xml

@@ -61,7 +61,7 @@ SOFTWARE.
     </config-file>
 
     <source-file src="src/android/io/branch/BranchSDK.java" target-dir="src/io/branch" />
-    <framework src="io.branch.sdk.android:library:2+" />
+    <framework src="build.gradle" custom="true" type="gradleReference" />
   </platform>
 
   <!-- iOS -->

src/scripts/android/updateAndroidManifest.js

@@ -16,6 +16,7 @@
     var mainActivityIndex = getMainLaunchActivityIndex(manifest['manifest']['application'][0]['activity'])
 
     // update manifest
+    manifest = updateMultidex(manifest)
     manifest = updateBranchMetaData(manifest, preferences)
     manifest = updateBranchReferrerTracking(manifest)
     manifest = updateLaunchOptionToSingleTask(manifest, mainActivityIndex, preferences)
@@ -56,6 +57,14 @@
     return manifest
   }
 
+  // adds to <application> for multidex (needed for all the frameworks)
+  //    <application android:name="android.support.multidex.MultiDexApplication" >
+  //    </application>
+  function updateMultidex (manifest) {
+    manifest['manifest']['application'][0]['$']['android:name'] = 'android.support.multidex.MultiDexApplication'
+    return manifest
+  }
+
   // adds to <application> for install referrer tracking (optional)
   //    <receiver android:name="io.branch.referral.InstallListener" android:exported="true">
   //       <intent-filter>