Southampton look very light in the forward areas with less than two weeks until Russell Martin takes his side to Newcastle United for the first game of the season. Russell Martin will know that he is set for a frantic month, balancing Southampton‘s first three fixtures of the Premier League season with the final weeks of the summer transfer window. It has already been a busy summer, with Southampton making eight first-team signings and playing five friendlies; four of which they have won. All but one of the eight arrivals have featured in pre-season so far, with Adam Lallana the only player ye…