fix bug in shift selection for concurency problems
made images bigger, fixed shift bug
tweaks to shift index as per John Cotter
fix bug in double select fix
added head shots to project
add accessible for head_shot on user model
fix bad reference on image line in user index
another tweak to the user code for images
more tweakage
extend team leader shift selection options to support regular shifts in bingo
bug fixes, team leader picking, filter on host shift report
add john cotter to team leader emails
wip - rookie shift limit implementations - tests started
wip stuff
added rookie limits code and tests
finish testing trainee test routines on shifts and users
finished rookie limit tests