indicador de volumen con dos decimales

docs/changelog.txt

@@ -17,6 +17,7 @@ v 0.2.0 Antigona (24/04/2024)
 + mp3, flac, wav (mp3 has given some errors seeking cursor...).
 + settings dialog not working, only read the conf file at startup.
 + variable number of layers.
++ olathread, send double channels only once for each dmx frame buffer.
 
 v 0.1.3 Unreleased (19/04/2024)
 

docs/roadmap.txt

@@ -27,7 +27,6 @@ v 0.2.2
 
 v 0.2.1
 - Multi devices output.
-- Rose noise and sine generator in menu to test system.
 - Play Mode:
     - Play all medias found in folder consecutevily or random, with loop.
     - Play all medias, consecutevily and random, with loop.
@@ -41,6 +40,7 @@ v 0.2.1
     - magicq .hed
     - audio device linked, outputs will be redirected there.
     - dmx address + universe settings.
+- Rose noise and sine generator in menu to test system.
 - Keyboards strokes, load media files from ui.
 - Dar la opción clickeando en el widget de tiempo de poner una cuenta atrás en vez de hacia delante.
 - Logs, verbosity, timestamp.
@@ -51,6 +51,5 @@ v 0.2.1
 - Load/save conf file.
 - ¿stop offset? is it needed?
 - decouple MiniAudioEngine from AudioWidget, starts whith no gui or with audio in a dedicated thread.
-- olathread, send double channels only once for each dmx frame buffer.
 - New Status "Iddle" in playbacks if is not loaded.
 - check return errors, we are too happy....