UTREE - screen oriented filesystem utility
       CHANGES, klin, Fri Mar  6 07:26:25 1992

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utree 3.00-um
      - Apr 20 1991, klin
       Initial version 3.00-um for distribution
      - May  5 1991, klin
       Minor bug fixes and extensions

utree 3.01-um
      - Jun  4 1991, klin
       Z-command for zooming filelist/files in/out added
      - Oct  7 1991, klin
       File size patterns =!<> added, time patterns changed to from <> to ()
       Bug in putchar() deleted
       Minor changes in screen handling
      - Oct 15 1991, klin
       Handling of symbolic links changed
       Option -L for following symbolic links added
       Option -f lst for building the tree from list file lst added
      - Oct 26 1991, klin
       Marking directories changed
       Sorting/zooming filelists on tree screen changed
       Copying and moving files changed (select directory)
       Select directory added
       Some more minor changes in functions
       Print formatted tree list added
       Filter utree.prlist for printing formatted tree list files created

utree 3.02-um
      - Nov  1 1991, klin
       Screen layout changed
       Goto parent directory on tree screen (<-command) added
       Option -u changed to -n (no scan tree)
       Option -u added (update file lists in tree)
       Stuff for APOLLO node names added
       Bug in calling editor in empty directory deleted
       Other minor changes
      - Nov 10 1991, klin
       Functions key handling changed (typedef kchar and ksymbol)
       Reading list files changed for handling relative given pathnames
       Postscript driver for utree.prlist
       Utree.backup.sh and utree.mklist.sh extended
      - Nov 24 1991, klin
       Some error fixes and extensions for XENIX reported and done by
       Rolf Gebhardt (Nov 22 1991)
       Change to current directory list for some commands on tree screen
       Video attributes changed

utree 3.03-um
      - Feb 11 1992, klin
       Shell screen put into own module hist.[ch] and command history added
       Status screen put into own module stat.c
       Generic list type glist for using from within line editor added
       Most list types changed for using of the generic list type glist
       Lineeditor extended for using of generic lists
       Handling of variables and filetype command changed
      - Feb 15 1992, klin
       Video handling and meaning of option -v changed
       Display attributes and user customizable video mode flag added
       Partinioning of directory and file window on tree screen changed
       Option -p for tree screen partitioning added
       Variables VIDEOMODE and FILELINES added
      - Feb 22 1992, klin
       Some commands on tree changed to work on current directory or subtree
       or tagged files dependent on command letter entered in lowercase or
       uppercase letter. The commands working on current directory/subtree
       are: f/F=find, g/G=grep, n/N=sort, t/T=tag, u/U=untag, z/Z=zoom.
       The commands working on current directory/tagged files are:
       b/B=backup, c/C=change/copy, l,L=list, m/M=mkdir/move, r/R=remove.
       Formatcharacters %H and %R for home and root directory added
      - Feb 22 1992, klin
       Many commands on tree changed to handle current directory or subtree
       (find, grep, sort, tag, untag, zoom) or tagged files in subtree
       (backup, copy, list, move, remove) dependent if command letter is
       entered in upper or lower case (like commands on file screen)
      - Feb 23 1992, klin
       Key handling changed. Bindings screen and user customizable and
       definable key bindings added. Key bindings from statically defined
       bindings to default bindings changed which are bound at startup.
       User defined key bindings can be done at startup in terminal
       dependent binding files or at run time on the bindings screen.
       Variable HISTSIZE (settable at startup only) added.
       Save variables, commands, history and key bindings if there were
       any changes and if the new variable AUTOSAVE is set to ON.
       Command line option -o for omitting saving changes added
      - Mar  6 1992, klin
       Some minor changes before distribution