add UTF8 rtest case from b993

support charset=utf8 as synonym for charset="utf-8"
add charset=latin1 to latin1 examples and rtest cases

diff --git a/graphs/directed/Latin1.dot b/graphs/directed/Latin1.dot
index 0223029be77dd548d4ffd43346666b97b1656cbd..7b22a3c98afb1bd1ac12db8bcb1aaa907a9e03f8 100644 (file)
--- a/graphs/directed/Latin1.dot
+++ b/graphs/directed/Latin1.dot
@@ -1,4 +1,5 @@
 digraph G {
+graph [charset=latin1]
 node [fontsize=10]
 a [label = "áâãäåæçèéêëìíîïðñòóôõöøùúûü"];
 }