some changes for printing tests, print only one part at a time

first_order.scad

@@ -246,14 +246,15 @@ if (rendermic == 1) {
 }
 
 // print all the parts separately
+// at most print two parts at the same time
 part_sep = capsule_radius * 2 * 3;
 if (rendermic == 0) {
-	capsule(0, 90, [-120, 0, 120], 0, 0);
+	translate([0, -part_sep / 2, 0]) { capsule(0, 90, [-120, 0, 120], 0, 0); }
     if (renderset != 0) {
-        translate([0, part_sep, 0]) { capsule(0, 90, [-120, 0, 120], 0, 0); }
-        translate([part_sep, 0, 0]) { capsule(0, 90, [-120, 120], 0, 1); }
-        translate([part_sep, part_sep]) { capsule(0, 90, [-120, 120], 0, 1); }
-        translate([part_sep / 2, -part_sep, 0]) { mount([-45, 135], 1, 0); }
+        //translate([0, part_sep / 2, 0]) { capsule(0, 90, [-120, 0, 120], 0, 0); }
+        translate([0, part_sep / 2, 0]) { capsule(0, 90, [-120, 120], 0, 1); }
+        //translate([0, 1.5 * part_sep, 0]) { capsule(0, 90, [-120, 120], 0, 1); }
+        //translate([part_sep / 2, -part_sep * 0.75, 0]) { mount([-45, 135], 1, 0); }
     }
 }