Don't use general MSRP settings for Bonjour account

Ignore-this: 8724f78d7538a6deed80d8c25708c3a6

darcs-hash:20100322180709-56b4d-e32555dd83443804b597ff8501d023c9b8d88604
Fixed crash caused by plugging headphones in on MacOS X

Ignore-this: f7785589be1e8e32673fc6664b913edc

darcs-hash:20100322180933-1e3d8-c1878a499315fa0ebe3ce882a5e41cad80973c94