update spawn to work properly for rails 2.2.2's new connection pooling
update spawn to work properly for rails 2.2.2's new connection pooling

git-svn-id: 70c0b718c09296cad0cf258c7c3baebeee6f4020@25 2aabfe31-cc40-457c-aec7-21ad9ce7fb7d

curious/spawn,billfloat/spawn,tra/spawnling,rfc2822/spawn