Merge pull request #74 from Yalantis/develop

Develop

Author: PenzK

build.gradle

@@ -1,30 +1,17 @@
 buildscript {
     repositories {
-        mavenCentral()
-        maven {
-            url 'https://maven.google.com/'
-            name 'Google'
-        }
+        google()
+        jcenter()
     }
 
     dependencies {
         classpath 'com.android.tools.build:gradle:3.1.0'
     }
 }
 
-def isReleaseBuild() {
-    return version.contains("SNAPSHOT") == false
-}
-
 allprojects {
-    version = VERSION_NAME
-    group = GROUP
-
     repositories {
-        mavenCentral()
-        maven {
-            url 'https://maven.google.com/'
-            name 'Google'
-        }
+        google()
+        jcenter()
     }
 }