Don't draw line numbers before start of document. For elastic over-shoot scrolling, Scintilla was drawing lines with 0, -1, ... in the margin.
Don't draw line numbers before start of document.
For elastic over-shoot scrolling, Scintilla was drawing lines with
0, -1, ... in the margin.

R1dO/scintilla_clone,R1dO/scintilla_clone,R1dO/scintilla_clone,R1dO/scintilla_clone,R1dO/scintilla_clone,R1dO/scintilla_clone,R1dO/scintilla_clone,R1dO/scintilla_clone