update readme

@@ -234,29 +234,39 @@ Compare SRS with other media server.
 |   HLS         |   Stable  |   Stable  |   X       |   Stable  |   Stable  |
 |   HDS         |   Stable  |   X       |   X       |   Stable  |   Stable  |
 |   HTTP FLV    |   Stable  |   X       |   X       |   X       |   X       |
+|   HTTP API    |   Stable  |   Stable  |   X       |   X       |   Stable  |
+|   HTTP Server |   Stable  |   Stable  |   X       |   X       |   Stable  |
+|   Feature     |   SRS     |   NGINX   | CRTMPD    | FMS       |   WOWZA   |
+|   ----------- |   ------- |   -----   | --------- | --------  |   ------  |
 |   RTMP Edge   |   Stable  |   X       |   X       |   Stable  |   X       |
 |   HLS(aonly)  |   Stable  |   X       |   X       |   Stable  |   Stable  |
 |   DVR         |   Stable  |   Stable  |   X       |   X       |   Stable  |
 |   VHOST       |   Stable  |   X       |   X       |   Stable  |   Stable  |
 |   Reload      |   Stable  |   Stable  |   X       |   X       |   X       |
 |   GopCache    |   Stable  |   X       |   X       |   Stable  |   X       |
+|   Security    |   Stable  |   Stable  |   X       |   X       |   Stable  |
+| Token Traverse|   Stable  |   X       |   X       |   Stable  |   X       |
+|   Feature     |   SRS     |   NGINX   | CRTMPD    | FMS       |   WOWZA   |
+|   ----------- |   ------- |   -----   | --------- | --------  |   ------  |
 |   Concurrency |   7.5k    |   3k      |   2k      |   2k      |   3k      |
 |   RTMP Latency|   0.1s    |   3s      |   3s      |   3s      |   3s      |
 |   HLS Latency |   10s     |   30s     |   X       |   30s     |   30s     |
+|   Feature     |   SRS     |   NGINX   | CRTMPD    | FMS       |   WOWZA   |
+|   ----------- |   ------- |   -----   | --------- | --------  |   ------  |
 |   Forward     |   Stable  |   X       |   X       |   X       |   X       |
 |   Transcode   |   Stable  |   X       |   X       |   X       |   Stable  |
 |   HTTP hooks  |   Stable  |   X       |   X       |   X       |   X       |
 |   BW check    |   Stable  |   X       |   X       |   X       |   X       |
+|   Feature     |   SRS     |   NGINX   | CRTMPD    | FMS       |   WOWZA   |
+|   ----------- |   ------- |   -----   | --------- | --------  |   ------  |
 |   Demos       |   Stable  |   X       |   X       |   X       |   X       |
 |   WIKI(EN+CN) |   Stable  |  EN only  |   X       |   X       |   Stable  |
 |   ARM/MIPS    |   Stable  |   Stable  |   X       |   X       |   X       |
 |   ATC         |   Stable  |   X       |   X       |   X       |   X       |
-|   HTTP API    |   Stable  |   Stable  |   X       |   X       |   Stable  |
 | Tracable Log  |   Stable  |   X       |   X       |   X       |   X       |
-| Token Traverse|   Stable  |   X       |   X       |   Stable  |   X       |
-|   HTTP Server |   Stable  |   Stable  |   X       |   X       |   Stable  |
 | Client Library|   Stable  |   X       |   X       |   X       |   X       |
-|   Security    |   Stable  |   Stable  |   X       |   X       |   Stable  |
+|   Feature     |   SRS     |   NGINX   | CRTMPD    | FMS       |   WOWZA   |
+|   ----------- |   ------- |   -----   | --------- | --------  |   ------  |
 |   Push MPEGTS | Experiment|   X       |   X       |   X       |   Stable  |
 |   Push RTSP   | Experiment|   X       |   Stable  |   X       |   Stable  |
 | Push HTTP FLV | Experiment|   X       |   X       |   X       |   X       |