Perth woman who suffered physical and emotional abuse at the hands of her partner has told how he made her feel “worthless”.Danielle Crighton was subjected to a six-month campaign of abuse and disgusting name-calling via text and social media by Robbie Singh.At one point, Singh ordered Danielle to kneel on the floor and beg for forgiveness for being “such a slut”.Brave Danielle, 30, has now opened up to the PA in the hope it encourages others not to suffer in silence.“I want to get it out there