Download dependencies into current directory and remove versions from filenames

build.gradle

apply plugin: 'java'
defaultTasks 'download'

dependencies {
  runtime 'org.yaml:snakeyaml:1.18', 'org.mongodb:mongo-java-driver:3.4.2'
}

repositories {
  mavenCentral()
}

task download(type: Copy) {
  from sourceSets.main.runtimeClasspath
  into '.'
  rename '(.+)-\\d.+\\.([^.]+)', '$1.$2'
}