Added variable emissivity at long wavelengths to the coma thermal model.
Added scripts/ephemeris
CHANGES to include scripts
Bugfix lunar elongation in geom.
Correct image.stripes fatal crash.
Fix geom for new astropy Quantity behavior.
modeling.ComaSED change default ef2af from 10 to 2.
Merge pull request #19 from mkelley/dev

dev rollup
Cleaned up data directory.  Make calib use e490-lowres.txt.
Set Coma default ef2af to 3.5, and document it.
Update top-level docs.
version 2.0.dev -> 2.0.0
Merge pull request #20 from mkelley/dev

Update master to v2.0.0
Dev version = 2.1-dev
Update README.rst

note astropy dev version
Merge branch 'master' into dev
Enable config module at init.
edit setup to create mskpy.cfg after install
Merge branch 'master' into enableconfig
Update README with config info.