Fix markdown link

schoenobates · web-flow · commit c5999cf27235 · 2018-06-25T13:26:49.000+01:00
diff --git a/README.md b/README.md
@@ -115,4 +115,4 @@ by tests:
 
 | Platform  | Document                              |
 |:----------|:--------------------------------------|
-| Undertow  | (undertow.md)[docs/undertow.md]       |
+| Undertow  | [undertow.md](docs/undertow.md)       |
