SVN Update# 4957 by birchie: Fixed:  Sdilej.cz
SVN Update# 4958 by tong2shot: BBC:
- get file info from playlist.
- media selector v5.
- modify swf url.
- limelight is not downloadable, prefer akamai.
SVN Update# 4959 by tong2shot: YouTube:
- skip getting DASH streams if it is disabled or for audio conversion.
- integer comparison compatibility for java 6.
SVN Update# 4960 by Serge: BookDL: configuration UI for file formats to download from book page: PDF/EPUB/MOBI