Added ability to force a display refresh after a command is launched via ...

the REFRESHAFTER ('+') symbol prepended to a command definition.
(This also works for directly invoked commands via RUNCMD.)
Added REFRESHAFTER variable to set timing for this refresh.

Added Control-o key to toggle Autorefreshing. ...

Added indication of current Autorefresh state to title bar.
Removed separate title bar indication of reverse sort.  This is now
indicated by a '-' symbol appended to the sort field name.

BUGFIX: Redefined commands appeared multiple times in the Command Menu. ...

BUGFIX: Commands did not reliably appear in the Command Menu in the order
in which they were defined.

Updated Copyright date. ...

Sorted debug/help information.

Changed "True/False" to "TRUE/FALSE" because a user reported ...

that the first form was not defined on his system.

Fixed bug which caused builtins to be returned incorrectly or inconsistently.

Corrected spelling error in About information.

Added information on website to About box. ...

Set USETHREADS to False by default.
Set default REFRESHINT to 5000.

Added logic to display Boolean options as "True" or "False".

Fixed minor bug which caused incorrect file name to be reported ...

when conf file could not be opened.

Implemented the .include directive.

Changed code to permit DIRSCs to be redefined in a single conf file. ...

Changed code to permit command definitions to be redefined in a single conf file.
Changed WrnMsg() routine to allow caller to display a file name in the title bar.

Fixed bug which allowed the condition variable to be prepended or followed by ...

any string.  Instead of testing for a match anywhere in the field, the program
now makes sure the field begins and ends with a variable dereferencing.
Changed semantics of environment variable processing in existential conditionals
to match that of user-defined variables: the condition test is true if the
variable is simply defined, regardless of the value of the RHS.

Restructured and cleaned-up the conditional beginning-of-block parsing logic. ...

Fixed bug in wildcard processing that returned the previously selected set
if there were no wildcard matches.  Now no matches returns no selections.

Minor cosmetic comment change.

Changed sort key binding names to be more meaningful.

Fixed problem which kept indented conditional lines from being properly handled.

Fixed problem which prevented navigating to selected drive in Drive List View. ...

Fixed problem in which the sort type was incorrectly displayed on first entry
into Drive List View.
Changed Drive List View sorting logic slightly to make it cleaner.

Drive List View sorting and Sort Menu finished.

First implementation of Sort Menu.

Titlebar now show correct info in Drive List View - proper ...

sort field name is shown and the 'Sep' information is
dropped because it is not meaningful in this view.

Implemented sorting for Drive List View ...

Changed format of Drive List View display

Added ability for all conditionals to reference environment variables.

Finished first complete implementation of conditional ...

processing in the Configuration File using ==, !=, and variable existence.

Removed debugging print statement in the conditional logic. ...

Program now allows User-Defined Variables to be re-defined.
Conditional keywords changed to: .if and .endif.

Now catches .ENDIF statements which are not on a line by themselves. ...

Added missing error message and made error messages concerning
conditionals a bit clearer and more consistent with other error message formats.

Implemented variable existence conditional in Config File parser.

Changed escape char for CMDSHELL and wildcard processing to use " instead of #

Finished sorting logic. Fixed bug with Win32 case collapse. ...

Changed arithmetic in poll() which sets reduced period for
next refresh if a locked mutex is encountered.

Implemented support for fNONE - no sorting.