MILAN, Italy -- The 26th edition of Xylexpo, the biennial international exhibition of woodworking technology and furniture industry supplies, kicked off yesterday with a larger exhibition area and a commitment to innovation and automation.  The show runs through May 12 in four halls at the Fieramilano-Rho expo center.  Show organizers say the total exhibition area is approximately 115 thousand square feet, up from approximately 95 thousand square feet in 2016.  Xylexpo 2018 features 426 exhibitors, including 309 from Italy and 117 from abr