Ashleigh Barty beat US' Danielle Collins, becoming first Aussie to win nation's tourney since 1978
                                
                                
                                    (Newser) -
                                    It's been 44 years since either a men's or women's tennis player from Australia won the Australian Open. That changed Saturday, when Ashleigh Barty, 25, took home the title for her country in Melbourne, beating 28-year-old American Danielle Collins 6-3, 7-6, reports  Yahoo Sports . The last Aussie...