update api/torrent

DOC/api/torrent.md

@@ -0,0 +1,59 @@
+### Torrent API
+
+#### Get latest torrents
+* path: `/api/torrent/latest`
+* method: `GET`
+* return:
+```javascript
+{
+	"page_count": <number>,
+	"torrents": <Array>
+}
+```
+
+#### Get specified torrent page
+* path: `/api/torrent/page/:pagenum`
+* method: `GET`
+* params:
+  * pagenum: <number>
+* return:
+```javascript
+{
+	"torrent": <Array>
+}
+```
+
+#### Get torrents published by self
+* path: `/api/torrent/my`
+* method: `GET`
+* return:
+```javascript
+{
+	"page_count": <number>,
+	"torrents": <Array>
+}
+```
+* note:
+  * user session required.
+
+#### Get torrents published by team
+* path: `/api/torrent/team`
+* method: `GET`
+* return:
+```javascript
+(TODO)
+```
+
+#### Search torrent by tag_id
+* path: `/api/torrent/search`
+* methid: `POST`
+* post:
+```javascript
+{
+	tag_id: <string>|<Array>
+}
+```
+* return:
+```javascript
+(TODO)
+```