Saturday & Sunday, October 6 & 7:  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.  Begins at 9 a.m.…