JavaHL: Since we allocate the wc_ctx in a long-lived pool, explicitly destroy it when destroying the client context proxy object.
JavaHL: Since we allocate the wc_ctx in a long-lived pool, explicitly destroy
it when destroying the client context proxy object.

* subversion/bindings/javahl/native/ClientContext.cpp
  (~ClientContext): Destroy the wc context of the persistent client context.

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion