Photoroom, the AI-based photo-editing app out of Paris that has been growing like a weed targeting people doing business online while also attracting a lot of casual users to boot, confirmed it closed its latest funding round: $43 million at a $500 million valuation, according to CEO and co-founder Matthieu Rouif, who co-founded Photoroom with CTO Eliot Andres. We were the first to report that the round was in the works in January. At the time, it looked like it would be more than $50 million; i...