Signed-off-by: Pierre d'Herbemont <pdherbemont@free.fr>

- keep root index of views when searching
- clear search when browsing or changing view
- layout and geometry fine tuning

Performs much better.
URL is sanitized by filename_sanitize() just as title before.

We may be joining the input_thread inside the vlm lock, and try to vlm lock inside the stop event handler.

prefer more uri-friendly file://dir_path to dir://dir_path

this also solves uri alteration on Windows (recent regression)

   - infinite loop and typo fixed
   - remove leading slash forgotten

live555 : send the scale again after a pause. It avoids to fallback to 1.0 speed when we unpause a RTSP stream.
Signed-off-by: Rémi Denis-Courmont <remi@remlab.net>