Now we can save data-tables as text files
 - Photometric Star table
 - Sky Brightness measures in the alt-az grid.
 - A summary of the analysis results.

Multiple file analysis (altough not a date-oriented analysis like in the old version)

Temporary add garbage collector, I need to fix a memory leak.
Merge branch 'master' of https://github.com/migueln/PyASB

Conflicts:
	bouguer_fit.py
	pyasb_config.cfg
	pyasb_launcher.py
	sky_brightness.py
	skymap_plot.py