DERBY-6218; Tasks for producing a 10.10.2 maintenance release.
   bumping the version number to 10.10.2.1 after making a release candidate


git-svn-id: https://svn.apache.org/repos/asf/db/derby/code/branches/10.10@1582527 13f79535-47bb-0310-9956-ffa450edef68