Duplicates

Rowling appears 11 times:
www.listal.com/author/j.k.-rowling
www.listal.com/author/j.-k.-rowling
www.listal.com/author/joanne-k.-rowling
www.listal.com/author/j.k-rowling
www.listal.com/author/j.k.rowling
www.listal.com/author/jk-rowling
www.listal.com/author/j-k-rowling
www.listal.com/author/j.k-rowlings
www.listal.com/author/jk-rowlings
www.listal.com/author/j.k.-rowlings
www.listal.com/author/j%2C-k-rowling
www.listal.com/author/j.k.-rowling
www.listal.com/author/j.-k.-rowling
www.listal.com/author/joanne-k.-rowling
www.listal.com/author/j.k-rowling
www.listal.com/author/j.k.rowling
www.listal.com/author/jk-rowling
www.listal.com/author/j-k-rowling
www.listal.com/author/j.k-rowlings
www.listal.com/author/jk-rowlings
www.listal.com/author/j.k.-rowlings
www.listal.com/author/j%2C-k-rowling

I can't merge them yet but I will hopefully have the function to do it soon
