Stop setting bridges running in networkstatus_getinfo_by_purpose()
A GETINFO controller function shouldn't modify vital data structures.
Instead, we should make sure the list is up to date regularly, or that it is updated before we call this function.
This bug was introduced in commit 74d05f4 in tor-0.2.0.13-alpha.
To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information