Merge branch 'master' of chiark:/u/ianmdlvl/reprap/play

diff --combined tube-crossdrill-jig.scad
index 66928f29e3ca02d42fe26197e3e1d1b70d7ea365,7ebd96c37d491cd417d7d79b57d495a40be22d96..13b097cb488e3c4e9dc6907d57b2274a2ec80317
--- 1/tube-crossdrill-jig.scad
--- 2/tube-crossdrill-jig.scad
+++ b/tube-crossdrill-jig.scad
@@@ -1,10 -1,13 +1,13 @@@
  // -*- C -*-
  
+ $fs=0.1;
+ $fa=3;
+ 
  rearwallthick = 3;
  basethick = 3;
  mainframeendthick = 2.5;
  
 -tubedia=16;
 +tubedia = 16 + 0.8;
  tubetubethick=2;
  tubetubetopslop=1;
  
@@@ -50,7 -53,7 +53,7 @@@ module MainFrame()
        translate([-1, -rearwallthick, 0])
        cube([mainframemaxx+1, rearwallthick, mainframemaxz]);
  
-       for (x=[keepslotx - keepslotclear, mainframemaxx]) {
+       for (x=[keepslotx - keepslotclear, mainframemaxx - 0.5]) {
        translate([x,0,0])
          rotate([90,0,-90])
          linear_extrude(height=mainframeendthick)
@@@ -117,4 -120,5 +120,5 @@@ module Jig()
  //MainFrame();
  //TubeThing(0, tubedia);
  
- Jig();
+ rotate([-90,0,0])
+   Jig();