SICS-587 (in progress) Put IP and PORT configuration in one file.

Platypus TODO hmm, environment, and devices like multimeters and the
sylvac.

site_ansto/instrument/reflectometer/config/chopper/chopper.tcl

@@ -1,8 +1,8 @@
 set sim_mode [SplitReply [chopper_simulation]]
 
 namespace eval ::scobj::chopper {
-  variable chopper_IP "137.157.202.137"
-  variable chopper_port "10000"
+  variable chopper_IP   [dict get $::CHOPPER_HOSTPORT NCS013 HOST]
+  variable chopper_port [dict get $::CHOPPER_HOSTPORT NCS013 PORT]
   variable UID "NCS"
   variable PWD "NCS013"
 }