How are you doing on those 2007 New Year’s Resolutions? Are your goals for better health and more happiness falling to the bottom of your To-Do list? Maybe you’d like the help of an astrologer, energy healer, yoga teacher or natural products to enhance your health and home — or if you’d like to advertise your own services that help others. Visit GNN’s 500 Good Things, a list of Web sites and good stuff that can make life more positive and productive in the coming year…