oxygine-billing/example/HelloWorldBilling/proj.android/build.gradle

buildscript {
    repositories {
        mavenCentral()
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:1.0.+'
    }
}

apply plugin: 'com.android.application'

dependencies {
        compile(project(':oxygine-extension'))
        compile(project(':oxygine-lib')) { exclude module: 'oxygine-extension' }
        compile project(':oxygine-billing')
    }

task build_ndk(type: Exec) {
    commandLine 'cmd', '/c', 'build.bat'
    standardOutput = new ByteArrayOutputStream()

    ext.output = {
        return standardOutput.toString()
    }

}     

android {
	
    enforceUniquePackageName=false
        
    compileSdkVersion 23
    buildToolsVersion '23.0.2'


    sourceSets {
        main {
            jniLibs.srcDirs = ['libs']
            manifest.srcFile 'AndroidManifest.xml'
            java.srcDirs = ['src']
            res.srcDirs = ['res']
            assets.srcDirs = ['../data']
        }
    }

    aaptOptions {
        noCompress 'zip', 'ogg'
        ignoreAssetsPattern "!*.dll:*.icf"
    }

}