strikethrough.text in kramdown-parser-gfm-1.1.0

- old
+ new

@@ -23,5 +23,11 @@
 I ~~don't even~~~ have an extra tilde.
 
 This should ~~not be struck.
 
 This ~~is a complex *strike* through *test ~~with nesting~~ involved* here~~.
+
+This ~~is a complex *strike* through *test~~ with apparent nesting ~~involved* here~~.
+
+~~中文~~
+
+~~a~~