app build.gradle

apply plugin: 'com.android.application'

android {
    compileSdkVersion 21
    buildToolsVersion "25.0.0"
    compileOptions.encoding = 'ISO-8859-1'

    defaultConfig {
        applicationId "yy.zzz.xxx"
        minSdkVersion 21
        targetSdkVersion 21
    }

    buildTypes {
        release {
            minifyEnabled false
            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.txt'
        }
    }
}

dependencies {
    compile project(":ndkcode")
    compile 'com.android.support:support-v4:21.+'
    compile files('libs/jxl.jar')
    compile files('libs/metaiosdk.jar')
}