[MainForm]             enabled Drag & Drop for folders


git-svn-id: http://svn.code.sf.net/p/megui/code@2496 a21b8521-4df1-4ed3-b48c-cff5bc73dcb3
[L-SMASH Indexer]      do not use the track argument if using LWLibav*Source

git-svn-id: http://svn.code.sf.net/p/megui/code@2497 a21b8521-4df1-4ed3-b48c-cff5bc73dcb3
[L-SMASH Indexer]      use the stream_index argument instead of track if using LWLibav*Source. Part II


git-svn-id: http://svn.code.sf.net/p/megui/code@2498 a21b8521-4df1-4ed3-b48c-cff5bc73dcb3