tokyopromenade gist embed patch

common.c

diff --git a/common.c b/common.c
index 54f0695..e483fa6 100644
--- a/common.c
+++ b/common.c
@@ -914,6 +914,11 @@ void wikitohtml(TCXSTR *rbuf, const char *str, const char *id, const char *buri,
       tcxstrprintf(rbuf, "<div class=\"rule rule_s%d\">"
                    "<span>----</span></div>\n", lv);
       ri++;
+    } else if(tcstrfwm(line, "gist:")){
+      const char *uri;
+      uri = tcstrskipspc(strchr(line, ':') + 1);
+      tcxstrprintf(rbuf, "<script src=\"https://gist.github.com/%?.js\"> </script>\n", uri);
+      ri++;
     } else {
       line = tcstrskipspc(line);
       if(*line != '\0'){