Stage 1 of rename

TODO: re-enable glave build, advance API for glave

v2: get rid of outdated code in tri introduced by rebase
    rename wsi_null.c (olv)
diff --git a/icd/common/icd-utils.c b/icd/common/icd-utils.c
index 8e7bb93..9abf4c7 100644
--- a/icd/common/icd-utils.c
+++ b/icd/common/icd-utils.c
@@ -1,5 +1,5 @@
 /*
- * XGL
+ * Vulkan
  *
  * Copyright (C) 2014 LunarG, Inc.
  *