Okay, it’s not exactly the Camp David Summit that took place in 2000 between the Israelis and the Palestinians, but sometimes the littlest gestures can go a long way. A couple of days ago, upon hearing that Microsoft had officially joined Twitter, the official Linux account sent out a tweet welcoming them. “Welcome to Twitter, @Microsoft!,” they said. The tweet sat unanswered for over a day, and it seemed like Microsoft may never answer. But about a few hours ago, they did. “@Linux thanks, nice to be here,” they replied. Short, sweet, and to the point. A sign of…