Added use visibility map build option.
Added use visibility map build option.

aiivashchenko/appleseed,Biart95/appleseed,appleseedhq/appleseed,luisbarrancos/appleseed,aytekaman/appleseed,glebmish/appleseed,appleseedhq/appleseed,Aakash1312/appleseed,est77/appleseed,glebmish/appleseed,aytekaman/appleseed,pjessesco/appleseed,gospodnetic/appleseed,est77/appleseed,luisbarrancos/appleseed,glebmish/appleseed,pjessesco/appleseed,est77/appleseed,gospodnetic/appleseed,dictoon/appleseed,glebmish/appleseed,aiivashchenko/appleseed,Vertexwahn/appleseed,Vertexwahn/appleseed,dictoon/appleseed,Aakash1312/appleseed,Aakash1312/appleseed,dictoon/appleseed,dictoon/appleseed,aytekaman/appleseed,luisbarrancos/appleseed,pjessesco/appleseed,Aakash1312/appleseed,appleseedhq/appleseed,Vertexwahn/appleseed,aiivashchenko/appleseed,aytekaman/appleseed,Biart95/appleseed,Biart95/appleseed,est77/appleseed,gospodnetic/appleseed,Vertexwahn/appleseed,luisbarrancos/appleseed,aiivashchenko/appleseed,gospodnetic/appleseed,appleseedhq/appleseed,glebmish/appleseed,Vertexwahn/appleseed,Biart95/appleseed,dictoon/appleseed,pjessesco/appleseed,luisbarrancos/appleseed,aytekaman/appleseed,Aakash1312/appleseed,appleseedhq/appleseed,est77/appleseed,pjessesco/appleseed,aiivashchenko/appleseed,gospodnetic/appleseed,Biart95/appleseed