v2.1.5

Changes since v2.0.24:

+ Android: `List: Convert All`: batch conversion
+ asynchronous file writing
+ CLI: `-Log` FILE: Append log messages to a file
+ CLI: playback: `-volume N` - Set initial volume level
+ convert: `-cpu_affinity auto`
+ convert: `-workers N`
+ GUI: `List->Sort by File Date`
+ GUI: `List->Sort by File Size`
+ Linux,Windows GUI Settings: Auto Skip the Beginning of Each Track
* Android: conversion can be manually cancelled
* Android: conversion can run in background
* Android GUI: faster playlist redrawing
* Android: restore list scroll position of up to 3 lists
* update meta data from ICY server more reliably
* upgrade to flac-1.4.3
* upgrade to opus-1.5.2
- Android: conversion might not work sometimes
- Android: Convert: didn't apply AAC VBR quality 1..4 setting in some cases
- Android: Convert: remember Output Format value
- Android: displayed incorrect state after stopping the previously paused recording
- crash on switching radio streams
- don't require port number in `http://` URL
- GUI: didn't restore the first playlist sometimes
- Linux: moving files to Trash didn't work on some systems
- record: Windows: audio format settings didn't work sometimes
- support HTTP redirect
- `-tee`: fix crash
- TUI: Windows: high CPU usage when executed with redirected stdin
- use local time for `@nowtime` & `@nowdate` variables