Add command-line-run programs for satellites.

lib/node.ks

@@ -11,7 +11,7 @@ function ExecNode {
   local leadT is BurnTime(NEXTNODE:DELTAV:MAG / 2).
   local t is BurnTime(NEXTNODE:DELTAV:MAG).
 
-  if willStage(NEXTNODE:DELTAV:MAG) {
+  if WillStage(NEXTNODE:DELTAV:MAG) {
     print "WARNING: kOS will stage during this node execution. Safe cancellation requires reboot.".
     when flameOut() then {
       print "Flameout detected. Staging.".
@@ -39,6 +39,12 @@ function ExecNode {
   print "Node execution complete.".
 }
 
+function WillStage {
+  parameter dV.
+  if not HASNODE { return false. }
+  return dV > NEXTNODE:DELTAV:MAG.
+}
+
 // Calculate the time required to burn a given dV.
 // Assumes a perfectly spherical Kerbal in a vacuum.
 function BurnTime {