ENH: options() is now scriptable, set() is scriptable too, I don't see a big

difference

Alex

Source/cmOptionCommand.h

@@ -66,6 +66,11 @@ public:
       "initial value is provided, OFF is used.";
     }
 
+  /**
+   * This determines if the command is invoked when in script mode.
+   */
+  virtual bool IsScriptable() { return true; }
+
   cmTypeMacro(cmOptionCommand, cmCommand);
 };