Update to the new bus service

[UltraLuigi]

Title pretty much says it all: now that Rutgers is using passio go instead of transloc, the site isn't showing anything.

[mileskrell]

Thanks for the heads-up @UltraLuigi!

Passio says on this page that they have an "open API," but I can't find anything else about it, so I've asked them via email.

In the meantime, I've added an alert when you open XBus to acknowledge that the whole bus part of the app is broken for now.

[AryanOvalekar]

There is another project (GodLoc) that has switched over to a Passio Go api, it might be worth looking at their implementation or contacting them on how they accomplished it.