Upgrade Redmine 1.2.1

diff --git a/redmine b/redmine
index 837685f..419bf78 160000 (submodule)
--- a/redmine
+++ b/redmine
@@ -1 +1 @@
-Subproject commit 837685f5e3e26519b481ca14e2639fce8def190d
+Subproject commit 419bf7841c81df97d55637c4b360518d74acc44e