[release-branch.go1.5] go1.5.4

Change-Id: I7b62b2f358d2c2540e8d84e5c4739cfba73a19d1
Reviewed-on: https://go-review.googlesource.com/21827
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Andrew Gerrand <adg@golang.org>

VERSION

diff --git a/VERSION b/VERSION
index b81a625..c27c9ac 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-go1.5.3
\ No newline at end of file
+go1.5.4
\ No newline at end of file