build.gradle

// Top-level build file where you can add configuration options common to all sub-projects/modules.

buildscript {
    repositories {
        jcenter()
        google()
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:2.3.3'

        // NOTE: Do not place your application dependencies here; they belong
        // in the individual module build.gradle files
    }
}

allprojects {
    repositories {
        jcenter()
        google()

        flatDir {
            dirs project(':open').file('libs')
        }
    }

    project.ext {
        mBuildToolsVersion = "25.0.2"
        mMinSdkVersion = 15
        mTargetSdkVersion = 25
        mCompileSdkVersion = 25
        supportLibraryVersion = "25.3.0"
        sourceCompatibilityVersion = JavaVersion.VERSION_1_7
        targetCompatibilityVersion = JavaVersion.VERSION_1_7
    }
}

task clean(type: Delete) {
    delete rootProject.buildDir
}