> folder tree view shortcuts for expanding/collapsing leak through to the main
window (+,-,*,/, etc.), figure what behavior is desired and fix this.
+d> add a formatted auto-rename option, such that simply typing new_file_name_*_### will result in
+ renaming to file with * replaced by original name without extension, and ### by ascending number,
+ and maintain extension.
+
--- Doc updates:
> default edit commands not described.
+ > add formatted rename option.
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