- allow scriptcontext objects to be dynamic

- enhancements in scriptcontext (error messages stored as properties)

nserver.c

@@ -448,7 +448,7 @@ int UserWait(SConnection * pCon, SicsInterp * pSics, void *pData,
   if (i < 1) {
     sprintf(pBueffel, "Expected numeric argument to  %s, got %s",
             argv[0], argv[1]);
-    SCWrite(pCon, pBueffel, eInError);
+    SCWrite(pCon, pBueffel, eError);
     return 0;
   }