proper order of initialization for .global. variables

tests/run/tglobal.nim

@@ -0,0 +1,16 @@
+discard """
+  file: "toop1.nim"
+  output: "in globalaux2: 10\ntotal globals: 2\nint value: 100\nstring value: second"
+"""
+
+import globalaux, globalaux2
+
+echo "total globals: ", totalGlobals
+
+globalInstance[int]().val = 100
+echo "int value: ", globalInstance[int]().val
+
+globalInstance[string]().val = "first"
+globalInstance[string]().val = "second"
+echo "string value: ", globalInstance[string]().val
+