Update feature list for encode/decode params.

Author: aaugustin

docs/reference/features.rst

@@ -43,12 +43,18 @@ Both sides
     +------------------------------------+--------+--------+--------+--------+
     | Send a fragmented message          | ✅     | ✅     | ✅     | ✅     |
     +------------------------------------+--------+--------+--------+--------+
-    | Receive a fragmented message frame | ✅     | ✅     | ✅     | ❌     |
+    | Receive a fragmented message frame | ✅     | ✅     | —      | ❌     |
     | by frame                           |        |        |        |        |
     +------------------------------------+--------+--------+--------+--------+
     | Receive a fragmented message after | ✅     | ✅     | —      | ✅     |
     | reassembly                         |        |        |        |        |
     +------------------------------------+--------+--------+--------+--------+
+    | Force sending a message as Text or | ✅     | ✅     | —      | ❌     |
+    | Binary                             |        |        |        |        |
+    +------------------------------------+--------+--------+--------+--------+
+    | Force receiving a message as       | ✅     | ✅     | —      | ❌     |
+    | :class:`bytes` or :class:`str`     |        |        |        |        |
+    +------------------------------------+--------+--------+--------+--------+
     | Send a ping                        | ✅     | ✅     | ✅     | ✅     |
     +------------------------------------+--------+--------+--------+--------+
     | Respond to pings automatically     | ✅     | ✅     | ✅     | ✅     |