After months of speculation about the future of Luxe Inc., Volvo has agreed to buy the valet startup's platform, technology and other assets. Key staff from the San Francisco company will go to work at the Mountain View R&D center of the Swedish auto maker. Click here to get the free TechFlash Silicon Valley newsletter. No price was disclosed. PitchBook Data shows the company that was founded by Curtis Lee and Craig Martin in 2013 had raised about $75 million and was valued in its last round...