Fix copy/paste bug in format_vals()
Introduce FitSample, a more OO approach to organizing .fit samples
Refactor check_distance.py to use FitSample
Ignore .pyc files
FitDiff: Calculate diffs between FitSamples

First attempt at calculating distance between GPS coords.
Clean up docs and calculation of GPS coords
Fix calculation of GPS distances
Add script for copying Edge 510 data
Ignore ./import subdir which is a checkout of the edge_510_jherland_import branch
Fix Logger
Rewrite check_distance to provide stats of difference between internally recorded distance and distance caluclated from GPS coords
Add a couple of other files used for analysis
Write some preliminary analysis of my findings