Saturday & Sunday, October 7 & 8: 21st Annual Coconut Festival.  Celebrate all that is coconut with unique coconut crafts, coconut games, delicious coconut foods and contests with some of the best crafters, artists and entertainers in Hawai`i. Enjoy non-stop music, taiko drummers, hula, cooking demos by some of the island’s best chefs, and more. Lots of fun for keiki too, with a children’s stage, petting zoo, inflatables and coconut activities. Kapa`a Beach Park, Niu St., Kapa`a.  Event begins 9…