Merge pull request #1 from MichaelCurrie/master

Trying to pull changes from Michael to Jim
Merge pull request #2 from MichaelCurrie/master

Updating repo from Michael to Jim
Merge pull request #3 from MichaelCurrie/master

January 15 Merge from M to J
Merge pull request #4 from MichaelCurrie/master

January 17 Merge from M to J
Merge pull request #5 from MichaelCurrie/master

January 23 M to J
Merge pull request #6 from MichaelCurrie/master

M to J February 5, 2014
Merge pull request #7 from MichaelCurrie/master

M to J February 12, 2014
Changed user_config.py setup to not automatically exist. Added contour support for normalized worm.
Added property descriptions for property methods contour_x and contour_y
Started working on path features, changed example code to make testing easier
Started work on get_duration_info
working on path features
Working on populating arena occupation for paths
Merge pull request #42 from JimHokanson/master

Contours for Normalized Worm and other changes