added the raw fits files
added masks
added some of the initial mcsnr database
add init script
Merge pull request #2 from wkerzendorf/adding_some_annex_files

Adding some annex files
added linked database
Merge pull request #3 from wkerzendorf/adding_db

added linked database
Ensure init works on different hosts
added open_db script to just open the database
Adapted trial to work with database (first steps)
further small changes to trial
added an updated database to mcsnr. this one has relative paths for the arcs. needs newest geminiutil.
Merge pull request #4 from wkerzendorf/new_db_relative_calibration_files

New db relative calibration files
Get daycal working (in combination with geminiutil commit)
Red side day calibration working (mostly better fake data in geminiutil)
Extract and wavelength calibrate all of them
added a variety of package related tools for administrating our database