Fix issue #2218: deletion of many copies used too much memory.
Fix issue #2218: deletion of many copies used too much memory.

Patch by: Daniel Berlin <dberlin@dberlin.org>

* subversion/libsvn_client/delete.c
  (delete_urls): Use subpool to verify target exists, and clear in
    between iterations.

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