Reworked some validation stuff
Fixed Problem when changing a pick that contained a player who had been picked 3 times
Coverted Picks to a sortable table
supporting files for new pick table
Tweaked Pick Table; Added Opponent Field
adding testing utility
No longer need opponent field
Adjusted pick template for new valid player objects
Changed validation to use database joins, counts, and group by
Adjusted pick view for new validation approach
updated util script
Merge branch 'gbf'

Conflicts:
	threeandout/test_stats/templates/picks/pickweek.html
merging with upstream