In front of a full-length mirror, a woman twirled around in her white satin ballgown with an excited grin on her face.  Delighted squeals and laughter reverberated throughout the building as women perused the colorful assortment of ballgowns organized on dress racks.  "I love that he is taking pictures of me,  — I feel like a model!" Kim Wesley said as she struck a pose for a photographer.  Tosh Olive, a volunteer and professional seamstress, offered dress adjustments, while volunteers advised on accessories and shoe choices. Wesley, alongside other former homeless women, will take part in the eighth annual Women's Empowerment Gala on Oct. 1st.  Of the 500 people who will attend the gal