maven-plugin-build-helper-1.4.tar.bz2 /maven-plugin-build-helper-1.8.tar.xz /LICENSE-2.0.txt /maven-plugin-build-helper-1.9.tar.xz /maven-plugin-build-helper-1.9.1.tar.xz /build-helper-maven-plugin-3.1.0.tar.gz /build-helper-maven-plugin-3.2.0.tar.gz /build-helper-maven-plugin-3.1.0-source-release.zip /build-helper-maven-plugin-3.2.0-source-release.zip /build-helper-maven-plugin-3.3.0-source-release.zip