Merge branch 'devel' of https://github.com/Araq/Nim into add-nre

* 'devel' of https://github.com/Araq/Nim:
  Fix #964, fix #1384
  Don't inspect typedescs

tests/stdlib/tunittest.nim

@@ -0,0 +1,21 @@
+import unittest
+
+
+proc doThings(spuds: var int): int =
+  spuds = 24
+  return 99
+test "#964":
+  var spuds = 0
+  check doThings(spuds) == 99
+  check spuds == 24
+
+
+from strutils import toUpper
+test "#1384":
+  check(@["hello", "world"].map(toUpper) == @["HELLO", "WORLD"])
+
+
+import options
+test "unittest typedescs":
+  check(none(int) == none(int))
+  check(none(int) != some(1))