add buttons to admin/stage/index
fix jurors/form
some fixes
isome fixes:
fix jurors-stages association
fix locales
add buttons
add jurors login and password to jurors/indx
juror main action fix
add new routes
fix juror users index
fix evaluations_index view
insert max and min values
simple_form for evaluation
edit evaluation
many fixes
passed tests
remove evaluation controller
add rating model
new forms