Added an app for benchmarking Pushy's throughput to a mock server.
Trivial newline fix.
Fixed a synchronization goof where we could get a concurrent modification exception if a connection was removed at just the wrong time during shutdown.
Fixed an overly-specific assertion in a test.
Merge pull request #60 from relayrides/benchmark_app

Add a benchmark app
Merge branch 'master' of github.com:relayrides/pushy