Fixed inaccurate/old api for publish removed
Addition to History.md about using pre-existing Mongo
Stop having errors from bootstrap; m_l_t on tests
Upgrade bootstrap in dev bundle.  Still need to bump versions
Upgraded dev bundle version numbers
observeChanges calls addedBefore, not addedAt
Merge pull request #5 from meteor/release-0.5.7

Release 0.5.7