refine the graph of srs arch.

@@ -1210,7 +1210,7 @@ SRS always use the most simple architecture to support complex transaction.
 +----------------------+-------------------------+----------------+
 +----------------------+-------------------------+----------------+
 |     Input            | SRS(Simple RTMP Server) |     Output     |
 |     Input            | SRS(Simple RTMP Server) |     Output     |
 +----------------------+-------------------------+----------------+
 +----------------------+-------------------------+----------------+
-|    Encoder(1)        |   +-> RTMP protocol ----+-> RTMP player  |
+|    Encoder(1)        |   +-> RTMP/HDS  --------+-> Flash player |
 |  (FMLE,FFMPEG, -rtmp-+->-+-> HLS/HTTP ---------+-> M3u8 player  |
 |  (FMLE,FFMPEG, -rtmp-+->-+-> HLS/HTTP ---------+-> M3u8 player  |
 |  Flash,XSPLIT,       |   +-> FLV/MP3/Aac/Ts ---+-> HTTP player  |
 |  Flash,XSPLIT,       |   +-> FLV/MP3/Aac/Ts ---+-> HTTP player  |
 |  ......)             |   +-> Fowarder ---------+-> RTMP server  |
 |  ......)             |   +-> Fowarder ---------+-> RTMP server  |
@@ -1240,75 +1240,6 @@ to ingest any input to rtmp, push to SRS. Read <a href="https://github.com/simpl
 over some protocol and remux to rtmp to SRS. Read <a href="https://github.com/simple-rtmp-server/srs/wiki/v2_CN_Streamer">Streamer</a>.
 over some protocol and remux to rtmp to SRS. Read <a href="https://github.com/simple-rtmp-server/srs/wiki/v2_CN_Streamer">Streamer</a>.
 </pre>
 </pre>
 
 
-### [HDS/HLS origin backup](https://github.com/simple-rtmp-server/srs/wiki/v1_CN_RTMP-ATC)
-
-<pre>
-                        +----------+        +----------+
-               +--ATC->-+  server  +--ATC->-+ packager +-+   +---------+
-+----------+   | RTMP   +----------+ RTMP   +----------+ |   | Reverse |    +-------+
-| encoder  +->-+                                         +->-+  Proxy  +-->-+  CDN  +
-+----------+   |        +----------+        +----------+ |   | (nginx) |    +-------+
-               +--ATC->-+  server  +--ATC->-+ packager +-+   +---------+
-                 RTMP   +----------+ RTMP   +----------+
-</pre>
-
-### [RTMP cluster(origin/edge) Architecture](https://github.com/simple-rtmp-server/srs/wiki/v1_CN_Edge)
-
-Remark: cluster over edge, see [Edge](https://github.com/simple-rtmp-server/srs/wiki/v1_CN_Edge)
-Remark: cluster over forward, see [Forward](https://github.com/simple-rtmp-server/srs/wiki/v1_CN_Forward)
-
-<pre>
-+---------+       +-----------------+     +-----------------------+ 
-+ Encoder +--+-->-+  SRS(RTMP Edge) +--->-+     (RTMP Origin)     | 
-+---------+  |    +-----------------+     |   SRS/FMS/NGINX-RTMP  |
-             |                            |    Red5/HELIX/CRTMP   |
-             +-------------------------->-+         ......        |
-                                          +-----------------------+ 
-Schema#1: Any RTMP encoder push RTMP stream to RTMP (origin/edge)server,
-    where SRS RTMP Edge server will forward stream to origin.
-
-
-+-------------+    +-----------------+      +--------------------+
-| RTMP Origin +-->-+  SRS(RTMP Edge) +--+->-+  Client(RTMP/HLS)  |
-+-------------+    +-----------------+  |   |  Flash/IOS/Android |
-                                        |   +--------------------+
-                                        |
-                                        |   +-----------------+
-                                        +->-+  SRS(RTMP Edge) +
-                                            +-----------------+
-Schema#2: SRS RTMP Edge server pull stream from origin (or upstream SRS 
-    RTMP Edge server), then delivery to Client.
-</pre>
-
-### Bandwidth Test Workflow
-
-<pre>
-   +------------+                    +----------+
-   |  Client    |                    |  Server  |
-   +-----+------+                    +-----+----+
-         |                                 |
-         |   connect vhost------------->   |
-         |   &lt;-----------result(success)   |
-         |                                 |
-         |   &lt;----------call(start play)   |
-         |   result(playing)---------->    |
-         |   &lt;-------------data(playing)   |
-         |   &lt;-----------call(stop play)   |
-         |   result(stopped)---------->    |
-         |                                 |
-         |   &lt;-------call(start publish)   |
-         |   result(publishing)------->    |
-         |   data(publishing)--------->    |
-         |   &lt;--------call(stop publish)   |
-         |   result(stopped)(1)------->    |
-         |                                 |
-         |   &lt;--------------------report   |
-         |   final(2)----------------->    |
-         |           &lt;END>                 |
-         
-@See: class SrsBandwidth comments.
-</pre>
-
 Beijing, 2013.10<br/>
 Beijing, 2013.10<br/>
 Winlin
 Winlin