Update runtime files. Add support for systemverilog.
diff --git a/runtime/doc/change.txt b/runtime/doc/change.txt
index 1ae8510..1ff39c3 100644
--- a/runtime/doc/change.txt
+++ b/runtime/doc/change.txt
@@ -824,7 +824,7 @@
<
Substitute with an expression *sub-replace-expression*
- *sub-replace-\=* *:s/\=*
+ *sub-replace-\=* *s/\=*
When the substitute string starts with "\=" the remainder is interpreted as an
expression. This does not work recursively: a |substitute()| function inside
the expression cannot use "\=" for the substitute string.