[pattern] Display correct pattern line even on "end pattern" command.
[subwindow] Draw rectangles with optional vertical clipping.
[pattern] Select a range of pattern lines.
Slightly resized other windows to match the pattern editor.
[pattern] Implemented copy, paste and erase note.
[pattern] Erase, delete, insert lines.
Show file name and modification status in title bar.
[command] Notify on redo and setSavePoint.
Implemented "save as". Pass unicode character to key handler in SubWindow.
[tmc] Added some getters and setters in Instrument.
[pattern] Implemented setting volume and command.
[instrument] Implemented basic editing options
Change track in song or pattern and it'll be used in instrument.
[instrument] Changed alt+c/s+arrows to c/s+pgup/pgdn.
[song] Refresh display after line insert/delete.
[instrument] Implemented copy & paste.
[main] Don't quit if changes aren't saved, ignore all exceptions.