finished writing School#add, School#delte
about to start T4
starting on print feature
got shared_context working
working on sched_spec
added day object
added to Day init
added to Day init
middle of building sched data struct
working on conversion between times and indices in schedules
finished verify_school_params
generate times test passed
working on generate classes
generate_eclasses test passed
finished Day #[] and #[]=
beginning work on sched_printer
buliding Schedule#each
trying to code sched_printer, not much progress
removed sched_printer class, refactoring
it prints! no sched_printer class