Update build.gradle

build.gradle

@@ -3,14 +3,16 @@ buildscript {
     repositories {
         jcenter()
     }
+
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.0.0'
+        classpath 'com.android.tools.build:gradle:2.1.0'
     }
 }
 
 allprojects {
     repositories {
         jcenter()
+        maven { url "https://oss.sonatype.org/content/repositories/snapshots/" }
     }
 }