restructure build.gradle

Author: tamnguyenit

build.gradle

@@ -2,6 +2,8 @@ group 'com.wego'
 version '1.0.1'
 
 apply plugin: 'java'
+apply plugin: 'maven'
+apply plugin: 'checkstyle'
 
 sourceCompatibility = '1.8'
 targetCompatibility = '1.8'
@@ -10,10 +12,6 @@ task wrapper(type: Wrapper) {
     gradleVersion = '2.8'
 }
 
-apply plugin: 'maven'
-
-apply plugin: 'checkstyle'
-
 repositories {
     mavenCentral()
 }