Release version 0.6

Change-Id: Iac2eccf6046de546c3ea4ae9fecb67b78b2d2df7
diff --git a/errors.py b/errors.py
index 25518e5..6759e50 100644
--- a/errors.py
+++ b/errors.py
@@ -1,4 +1,4 @@
-#  Copyright 2014-2015 Linaro Limited
+#  Copyright 2014-2016 Linaro Limited
 #  Authors: Dave Pigott <dave.pigot@linaro.org>,
 #           Steve McIntyre <steve.mcintyre@linaro.org>
 #