Make package target work again on all JDKs. Add "release" target for the actual release process.
Make package target work again on all JDKs. Add "release" target for
the actual release process.

Partial fix for VELOCITY-521, docs are still missing.



git-svn-id: efce15992eafbd71412d600875d997890b9afd93@515097 13f79535-47bb-0310-9956-ffa450edef68

apache/velocity-engine,apache/velocity-engine