schema changes
remove leftover
beginning of #30
further normalise amazon fields with sendak fields
single-ticks for keys
name -> user-name
amznid -> user-id
spits a thing to stdout that looks reasonable
caught a bug in propagating stdin to child
add support for excludes.etc (for coalesce)
+progress, still stuff outstanding (delevie for example)
name changes
Merge pull request #60 from 18F/arc

name changes & fold in coalesce (probably not working?) see issue #30