Visual Test Shell for BACnet SVN

Fixed a problem on the Send ReadRange dialog.

Added ReadRange support, but no support in scripts yet.
Fixed a TimeSync bug.

Script support for device object.

Added support for the following objects: averaging, multi-state-value, and trendlog;
and all associated properties, EXCEPT: The Log_Buffer property of the TrendLog object.
These changes enable VTS to handle the presence of the new objects in the EPICS.
They also allow the user to performe read property service, in the interacterive mode,
on devices containing the objects.

The following macros were added to replace hard coded numbers.
These are defined in VTS.H
MAX_DEFINED_OBJ
MAX_PROP_ID
MAX_SERVS_SUPP

Fix about box to generate a version string at run time.

New support for device objects.

F-keys shortcuts

Clean up support of EPICS references in Expect statements.

Add version control basics.

Initial release