ext {
    kotlinVersion = '1.2.60'
    kotlinxCoroutinesVersion = '0.24.0'
    junitVersion = '4.12'
    powermockVersion = '1.6.4'
    bouncycastleVersion = '1.54'
    c3p0Version = '0.9.5.2'
    scryptVersion = '1.4.0'
    nettyVersion = '4.0.34.Final'
    guavaVersion = '19.0'
    commonsCompressVersion = '1.10'
    assertjVersion = '3.8.0'
    classGraphVersion = '4.0.6'
    junitVintageVersion = '5.1.0'
    junitPlatformVersion = '1.1.0'
    junitJupiterVersion = '5.1.0'
    mockkVersion = '1.7.15'
    assertkVersion = '0.9'
}