Re-add screenshots

The screenshots were lost in the migration. Was there a particular reason for that?

readme.md

@@ -20,6 +20,9 @@ Video File Manager for TV Shows, It watches for new episodes of your favorite sh
  - Importing of existing video files now allows you to choose which indexer you wish to have SickBeard search its show info from.
  - Your tvshow.nfo files are now tagged with a indexer key so that SickBeard can easily tell if the shows info comes from TheTVDB or TVRage.
  - Sports shows are now able to be searched for..
+## Screenshots
+-[Desktop (Full-HD)](http://imgur.com/a/4fpBk)<br>
+-[Mobile](http://imgur.com/a/WPyG6)
 
 ## Dependencies
  To run SickRage from source you will need Python 2.6+ and Cheetah 2.1.0+.