Various changes to tests, file_io, and sys_tests to get things running and working in the way we need to for LSST compatability, general correctness (#8)
Adding test FITS files, which I forgot before (#8)
Documentation updates in binning.py (#8)
Using more stable logic for the SingleBins (#8)
Removing the 'captured' status for corr2 kwargs--it requires that we enforce removing items from the dict as we go, and that seems dangerous. (#14)
Updating documentation for corr2_utils.py (#8)
Fixing bugs in corr2_utils.py (#8)
Better OSFile ideas (#8)
Bringing example_run.py back into line with things (#8)
Bugs! Bugs everywhere! (#8)