Tweaks to the huxley extruder.
Now shows hot end filament diameter on the BOM.
Moved huxley spool holder back to give more room for lighting.
Updated README.md.
Added huxley to command line usage messages.
Idler lever added to Huxley extruder.
Extruders now virtual.
views.py now allows camera to be specified using $vpt, $vpr and $vpd.
make_machine.py now does the accessories as well.