made home index controller to route everything back to one page
add checkboxes to assign lines to stations, use dependent destroy in the models
create bus model and added associations
Add index, new, and create methods for bus model, along with views
shows which buses are on what lines
edit and delete for buses
set up arrivals table
add associations with the arrivals table
create ability to add new arrival with lines and stops
Complete arrival model with full CRUD capability