Tesla has accumulated some dirt on its grill, as it continues its drive to become a leading name in the automotive market. The recent death of a customer, mixed response from financial analysts regarding its plans to acquire SolarCity, and lingering doubts over its ability to meet the orders for its upcoming Model 3 have combined to form a distinct blemish on what has always been a very cool brand. But in this world of Silicon Valley startups, Tesla has been very successful. This week, its CEO has published the second edition of its Master Plan – while noting that the company has almost completed the first outlined strategy. Winning over some of the skeptics in the media may well…