Release 1.0.1-gradle (#1652)
Release 1.0.1-gradle (#1652)

* [Gradle Release Plugin] - pre tag commit:  'v1.0.1-gradle'.

* [Gradle Release Plugin] - new version commit:  'v1.0.2-SNAPSHOT-gradle'.
GoogleCloudPlatform/cloud-opensource-java,GoogleCloudPlatform/cloud-opensource-java,GoogleCloudPlatform/cloud-opensource-java