Re-arranging the pyobserver ephem classes.
Adding a new submodule for ephem bases.
Improvements to Starlist parsing.
Improvements to the Ephemeris system.
Removing old script.
Observatories Database
New Instruments module
New Targets database.
Target database scripts.
Scripts for Starlists and Instruments.
Better ignore rules.
Updated requirements.
Timing for the Fits Header Table