Many of these articles have been about what Habitat is building. This month, I want to point you toward everyone else. There are a ton of programs out there, most of them having nothing to do with Habitat, that can help a working family buy a home or help a developer get one built. A lot of people have never heard of them, so consider this a quick field guide to what is out there: Down payment is the first wall most buyers hit. The City of Glenw…