add dev plan: http server for api and hls(live/vod), vod(hls) streaming service

@@ -249,23 +249,28 @@ Schema#2: SRS RTMP Edge server pull stream from origin (or upstream SRS
 </pre>
 </pre>
 (plan) SRS Multiple processes Architecture(design by wenjie):<br/>
 (plan) SRS Multiple processes Architecture(design by wenjie):<br/>
 <pre>
 <pre>
-                  +-------------------+          +-----------+
-                  |   upnode server   |          +   client  +
-                  +---------+---------+          +-----+-----+
-              --------------+------------network-------+---------
-                            |                          |
- +-----------+         +----+-----------+         +----+-----------+
- |   master  +--fork->-+ back source(1) +-->-pull-+ stream 1-N(2)  +
- +-----+-----+         +----------------+         +-------+--------+
-       |                                                  |
-       +-------------------------------------fork--->-----+
-
+                 +---------------+              +--------+
+                 | upnode server |              + client +
+                 +-------+-------+              +---+----+
+            -------------+------------network-------+---------
+                         |                          |
+ +--------+         +----+-----------+         +----+----------+
+ | master +--fork->-+ back source(1) +-->-pull-+ stream 1-N(2) +
+ +---+----+         +----------------+         +-------+-------+
+     |                                                 |
+     +-------------------------------------fork--->-----+
+     |                           +-------------+
+     +---------------------------+ http/vod(3) |
+                                 +-------------+
 Remark:
 Remark:
 (1) back source process: create by master process, get stream from 
 (1) back source process: create by master process, get stream from 
     upnode server if edge, create stream if origin, serve the stream 
     upnode server if edge, create stream if origin, serve the stream 
     process.
     process.
 (2) stream process: create by master process, get stream from back
 (2) stream process: create by master process, get stream from back
     source process, serve the client.
     source process, serve the client.
+(3) the embeded mininum http server, also provides vod service. for
+    http server, it provides http api, hls(live/vod) delivery. for
+    vod server, it slice the file to hls(m3u8/ts).
 Remark:
 Remark:
 (a) This multiple processes architecture is design by wenjie, it's a
 (a) This multiple processes architecture is design by wenjie, it's a
     very simple and powerful multiple process architecture, for the
     very simple and powerful multiple process architecture, for the
@@ -356,18 +361,20 @@ Supported operating systems and hardware:
 24. Full documents in wiki, in chineses. <br/>
 24. Full documents in wiki, in chineses. <br/>
 25. Support RTMP(play-publish) library: srs-librtmp<br/>
 25. Support RTMP(play-publish) library: srs-librtmp<br/>
 26. [plan] Support system utest<br/>
 26. [plan] Support system utest<br/>
-27. [plan] Support stream ingester using ffmpeg.<br/>
-28. [plan] Support RTSP(RTP, SDP)<br/>
-29. [plan] Support network based cli and json result.<br/>
-30. [plan] Support HLS cluster, use RTMP ATC to generate the TS<br/>
-31. [plan] Support RTMP edge server, push/pull stream from any RTMP server<br/>
-32. [plan] Support multiple processes, for both origin and edge<br/>
-33. [no-plan] Support adobe flash refer/token/swf verification.<br/>
-34. [no-plan] Support adobe amf3 codec.<br/>
-35. [no-plan] Support dvr(record live to vod file)<br/>
-36. [no-plan] Support encryption: RTMPE/RTMPS, HLS DRM<br/>
-37. [no-plan] Support RTMPT, http to tranverse firewalls<br/>
-38. [no-plan] Support file source, transcoding file to live stream<br/>
+27. [plan] Support embeded http server for api and hls(live/vod)<br/>
+28. [plan] Support vod(file to hls stream)<br/>
+29. [plan] Support stream ingester using ffmpeg.<br/>
+30. [plan] Support RTSP(RTP, SDP)<br/>
+31. [plan] Support network based cli and json result.<br/>
+32. [plan] Support HLS cluster, use RTMP ATC to generate the TS<br/>
+33. [plan] Support RTMP edge server, push/pull stream from any RTMP server<br/>
+34. [plan] Support multiple processes, for both origin and edge<br/>
+35. [no-plan] Support adobe flash refer/token/swf verification.<br/>
+36. [no-plan] Support adobe amf3 codec.<br/>
+37. [no-plan] Support dvr(record live to vod file)<br/>
+38. [no-plan] Support encryption: RTMPE/RTMPS, HLS DRM<br/>
+39. [no-plan] Support RTMPT, http to tranverse firewalls<br/>
+40. [no-plan] Support file source, transcoding file to live stream<br/>
 
 
 ### Performance
 ### Performance
 1.  300 connections, 150Mbps, 500kbps, CPU 18.8%, MEM 5956KB.
 1.  300 connections, 150Mbps, 500kbps, CPU 18.8%, MEM 5956KB.