@ashfurrow => Use Reachabilty to disable bid / registration buttons

![screen shot 2014-10-23 at 5 21 05 pm](https://cloud.githubusercontent.com/assets/49038/4761763/e2c6aa3e-5afa-11e4-94cf-d58c759cb3fe.png)

Not everything to finish #228 as we may need something if you're in the bidding / reg process, but definitely the 90% usecase.
Very cool – like this idea of DI based on a first-come-first-set basis. Maybe add a comment above this explaining the reasoning? It wasn't immediately obvious to me how this worked.