gradle 4.1

build.gradle

@@ -1,6 +1,7 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 buildscript {
     repositories {
+        google()
         jcenter()
     }
     dependencies {
@@ -12,6 +13,7 @@ buildscript {
 
 allprojects {
     repositories {
+        google()
         maven { url 'http://raw.github.com/saki4510t/libcommon/master/repository/' }
         jcenter()
     }