Sticky Password

What's new in this version:

Bug-fixes:
- AcoustID API Key is not stripped
- Picard crashes when removing entries on the right side while loading
- Saving tracks to SMB share on Windows 10 results in ever more nested folders
- Multi-value album or recording ID tags prevent Picard from loading the proper albums
- SameFileError when moving files between network path and local path on Windows
- Crash accessing network share without access rights on Windows
- Appdata file not generated on non-Linux platforms
- Deleting albums and saving files is extremely slow
- Scripting documentation link 404
- MultiMetadataProxy::pop is not flagged as a WRITE_METHOD; this breaks the "keep" plugin
- Improve Info/Error tab readability
- After fingerprint, unsaved tracks have green tick
- File selector pane jumps around horizontally instead of expanding / collapsing the folder
- Interface color changes are not saved
- Add File dialog does not show files with uppercase extension on case-sensitive file systems
- Scripting Documentation shows extra line for each function
- Searching for similar tracks can remove current album even if there are unmatched tracks
- Cluster shows empty album column

Improvements:
- Add context menu entry for copy and paste to metadata view
- More verbose tooltip for album error icon
- Integrate metadata box clipboard with system clipboard
- Unify error handling for albums, non-album tracks and files, show errors in info dialog
- Add date and originaldate fields to the choice of columns in the list views
- AcoustID submission can fail due to body size limit of AcoustID server
- Improve contrast for console text in dark mode
- Allow showing all files in Add Files dialog
- Add an option to disable automatic horizontal scrolling in file browser