Raised core revision

Ignore-this: 6fdc143ff8b3aa7803cc017c5e47e322

darcs-hash:20140303124718-56b4d-024bd7534337fe96d20def5ff14200e55dcb5f80
pjsip: fix build on Windows

Ignore-this: f2e20e87cb426139f76e46b57eee7437

darcs-hash:20140305121737-56b4d-91457eb271e4338f556e7154aa5e722373101621