Visual Test Shell for BACnet SVN

Minor tweaks for 135-2012.
Commented out unused functions in dudapi

Changes to read-all-properties
- Set default DA on EPICS and read-all dialog to "IUT" rather than first-in-name-list
- Add option to use ReadPropertyMultiple for read-all

Update services-support and object-types-supported to 135-2012

Fix ReadEnum
- Don't step on W or <options>
- Handle 135.1-format proprietary values (proprietary-1234, proprietary-stuff-1234 etc)

Add Send dialogs for Who-Is-Network-Number and Network-Number-Is
Convert SendVendorNPDU to a more general Send Raw Network Message, standard or vendor proprietary

Correct classnames in VC++ magic comments

Make octet string parsing more forgiving: allow 11 2 3 0x4 as well as X'11020304' and X`11020304'

Comment

Allow array size beyond 16 bits.
Add bool return to ReceiveAPDU, for possible use by script logic.

Add images for new object types, plus some growing room