- Fix strftime problem on Windows (LP: #1096489).
- Fix gtimelog.desktop validation (LP: #1051226).
- Use gtimelog icon instead of gnome-week.png.
- Use XDG Base Directory Specification for config and data files (~/.config/gtimelog and ~/.local/share/gtimelog). There's no automatic migration: if ~/.gtimelog exists, it will continue to be used.
- Fix Unicode errors when user's name is non-ASCII (LP: #1117109).