By THÉRÈSE MARGOLIS     If there is one word that describes the spring/summer fashion trends for 2019, it is femininity. From soft, flowing wrap-around dresses with full pleated skirts and giant floral prints to indulgent pastels to sandy neutrals in pulled-together suits with expansive bellbottom legs and oversized Sophia Loren-style tops in satiny silks, this is definitely the season of ladylike