made testing sextractor bit a bit easier
removed a bug that appeared when a idx == -1
shoud not usually happen, only in bad setup.
Merge branch 'develop'
Create README_catalogue.md

README file for columns in the output catalogue
Update README_catalogue.md
minor changes, no different behaviour
Merge branch 'master' of github.com:MegaMorph/galapagos
Update USAGE.md
Update USAGE.md

updated USAGE file to v2.1.5
Update USAGE.md
adapted galapagos to be able to deal with large images
long arrays for object indexing
added time stamps to log file
Merge branch 'master' of github.com:MegaMorph/galapagos
Update USAGE.md

update to mimic recent changes
Update USAGE.md
Delete gala_bd_multi.pro

This was an old version of B/D fits.
The routine used by Galapagos is in gala_bd_bridge.pro
Merge branch 'develop'
Update USAGE.md
Update USAGE.md

adapted for version 2.1.7 (to come soon)
Update USAGE.md
Update USAGE.md