SignalR/SignalR — pull request #2468 by NTaylorMullen (2013-08-27 19:16:10+00:00)
Title: 2456 - Restricted how many "ajax send" requests can be executed concurrently.

- The manager is used to control how many active ajax "send" requests happen at the same time.
- Defaulted the max allows to 4, this allows for 1 long polling "poll" request and 1 user ajax request.

#2456