Add mavenCentral() repository to build.gradle

Author: dickverweij

android/build.gradle

@@ -4,6 +4,7 @@ version '2.1.1'
 buildscript {
     repositories {
         google()
+        mavenCentral()
     }
 
     dependencies {
@@ -14,6 +15,7 @@ buildscript {
 rootProject.allprojects {
     repositories {
         google()
+        mavenCentral()
     }
 }