RSS Readme and dependencies.

README.md

@@ -208,6 +208,11 @@ Bot Commands
         <sides>
       </td>
     </tr>
+    <tr>
+      <td>rss.lua</td>
+      <td>Manage User/Chat RSS subscriptions.</td>
+      <td>!rss: Get the rss subscriptions.<br>!rss subscribe (url): Subscribe to that url.<br>!rss unsubscribe (id): Unsubscribe of that id.<br>!rss sync: Sync the rss subscriptios now. Only sudo users can use this option.<br></td>
+    </tr>
     <tr>
       <td>search_youtube.lua</td>
       <td>Search video on YouTube and send it.</td>
@@ -295,7 +300,7 @@ Installation
 ------------
 ```bash
 # Tested on Ubuntu 14.04, for other OSs check out https://github.com/vysheng/tg#installation
-sudo apt-get install libreadline-dev libconfig-dev libssl-dev lua5.2 liblua5.2-dev libevent-dev make unzip git redis-server
+sudo apt-get install libreadline-dev libconfig-dev libssl-dev lua5.2 liblua5.2-dev libevent-dev make unzip git redis-server expat libexpat1-dev
 ```
 
 ```bash

launch.sh

@@ -63,6 +63,11 @@ install_rocks() {
   RET=$?; if [ $RET -ne 0 ];
     then echo "Error. Exiting."; exit $RET;
   fi
+
+  ./.luarocks/bin/luarocks install feedparser
+  RET=$?; if [ $RET -ne 0 ];
+    then echo "Error. Exiting."; exit $RET;
+  fi
 }
 
 install() {