The owner of Peacocks, Bonmarché and Edinburgh Woollen Mill is set to open 100 new UK high street stores over the next 18 months. The openings are expected to create more than 500 jobs. Purepay Retail Limited bought the three brands out of administration three years ago. More than 300 stores were forced to shut at the time. The parent company has since opened 50 new stores across the three brands. Purepay Retail Limited said: “The business strategy will be a lifeline to communities which have lost high street retailers such as Wilko, M&Co and M&S over the past year. “The expansion plan is ever…