Now combines some STLs into single files and puts all the ones that need printing the the plates directory.

Added hash bangs for Linux users.

make_machine.py

@@ -1,13 +1,16 @@
-import sys
+#!/usr/bin/env python
 
+import sys
 from bom import boms
 from sheets import sheets
 from stls import stls
+from plates import plates
 
 def make_machine(machine):
     boms(machine)
     sheets(machine)
     stls(machine)
+    plates(machine)
 
 if __name__ == '__main__':
     if len(sys.argv) > 1: