Add option for fixed side modules. This simplifies assembly and removes some awkward printing topology

assembly-guide/README.md

@@ -8,7 +8,7 @@
 Slide in M3 hex nuts into the Y-bars - 4 times. Each corner should have 3 hex nuts:
 ![slideHexNutsIntoYBar](./gifs/slideHexNutsIntoYBar.gif)
 
-Glue magnets into magnet side-modules - 4 times:
+Glue magnets into magnet side-modules on the Y-bars - 4 times:
 ![addMagnetsToMagnetModules](./gifs/addMagnetsToMagnetModules.gif)
 
 Glue top and bottom magnets into side walls - 2 times:
@@ -17,14 +17,15 @@ Glue top and bottom magnets into side walls - 2 times:
 Insert top and bottom dowel rods into side walls - 2 times:
 ![insertDowelsIntoSideWall](./gifs/insertDowelsIntoSideWall.gif)
 
-Slide Y-bars into X-bars - 2 times:
+Slide Y-bars into X-bars. Do this 2 times. You should end up with 2 trays. Orientation on the Y-bars matters here; make sure that the magnets are on the same side:
 ![attachXBarWithYBar](./gifs/attachXBarWithYBar.gif)
 
 Screw together Y-bars and X-bars using 4 M3x16 FHCS screws (one screw per corner) - 2 times: 
 ![screwXBarAndYBar](./gifs/screwXBarAndYBar.gif)
 
-Screw in the side-modules with M3x8 FHCS screws. Orientation matters here. The magnets modules should be on the eventual front side, facing outwards, and the two hinge modules should be in the back. Do this 2 times (for both trays):
-![attachSideConnectorModulesToYBars](./gifs/attachSideConnectorModulesToYBars.gif)
+<!-- This step is only needed if the fixedSideModules is set to false. -->
+<!-- Screw in the side-modules with M3x8 FHCS screws. Orientation matters here. The magnets modules should be on the eventual front side, facing outwards, and the two hinge modules should be in the back. Do this 2 times (for both trays): -->
+<!-- ![attachSideConnectorModulesToYBars](./gifs/attachSideConnectorModulesToYBars.gif) -->
 
 Screw in the main rails with M3x16 FHCS screws.
 ![connectXYTrayWithMainRails](./gifs/connectXYTrayWithMainRails.gif)
@@ -49,4 +50,4 @@ Screw in feet using 4 M3x12 FHCS screws:
 ![screwFeet](./gifs/screwFeet.gif)
 
 
-**FIN**
+**FIN**