first commit
Create LICENSE.md
minor edit for purposes of testing repos
restart; push current
refactor; isolate astrometry.net processor

refactor code; isolate test on astrometry.net processor
almost have crota fix

crota fix, remap test suite to have file matching names
Work around bad PPM PIL reading with PNGs

PIL reads PPMs badly, folding the data on itself. PNG written as fits
look like crapola. Fix PNG reading or PPM reading or something like
that.
Header Documentation added.
Doc fixes to astrom; added wwt URL builder
added wwt url builder
mainly astrom/wwt cleanups
clone old astrometry tree into new one