Removes .absolute() calls in tracer's get_files()
Removes .absolute() calls in tracer's get_files()

These files should really be absolute, and if they are not, appending
the current directory definitely won't help.

ViDA-NYU/reprozip,JosuaKrause/reprozip,JosuaKrause/reprozip,JosuaKrause/reprozip,JosuaKrause/reprozip,ViDA-NYU/reprozip,ViDA-NYU/reprozip,ViDA-NYU/reprozip,ViDA-NYU/reprozip