Add Project Dependency

build.gradle

@@ -1,5 +1,28 @@
 apply plugin: 'com.android.library'
 
+buildscript {
+    repositories {
+        google()
+        jcenter()
+        mavenCentral()
+        maven { url 'https://mvnrepository.com/artifact/com.google.protobuf/protobuf-java' }
+    }
+    dependencies {
+        classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.7.2'
+        classpath 'com.github.dcendents:android-maven-gradle-plugin:1.3'
+        classpath 'com.android.tools.build:gradle:3.1.4'
+    }
+}
+
+allprojects {
+    repositories {
+        google()
+        jcenter()
+        maven { url "https://maven.google.com" }
+        maven { url "https://jitpack.io" }
+    }
+}
+
 android {
   compileSdkVersion 25
   buildToolsVersion '26.0.2'