Miley Cyrus, Photo credit: Aaron Chown/PA Wire Headliner Miley Cyrus has pulled out of Woodstock 50, multiple sources tell Variety. She jopins the Raconteurs, the Lumineers and original Woodstock 1969 performers John Sebastian and Country Joe McDonald, all of whom have said publicly that they're not performing. Earlier, headliners Jay-Z and the Dead...