Add USB checkout system and SSO profile page

New Features:
- USB Device checkout/check-in system with barcode scanning
  - displayusb.asp: List all USB devices with status
  - addusb.asp: Add new USB devices via barcode scan
  - checkout_usb.asp/savecheckout_usb.asp: Check out USB to SSO
  - checkin_usb.asp/savecheckin_usb.asp: Check in with wipe confirmation
  - usb_history.asp: Full checkout history with filters
  - api_usb.asp: JSON API for AJAX lookups
- displayprofile.asp: SSO profile page showing user info and USB history
- Date/time format changed to 12-hour (MM/DD/YYYY h:mm AM/PM)
- SSO links in USB history now link to profile page via search

Database:
- New machinetypeid 44 for USB devices
- New usb_checkouts table for tracking checkouts

Cleanup:
- Removed v2 folder (duplicate/old files)
- Removed old debug/test files
- Removed completed migration documentation

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

displaylocation.asp

@@ -27,8 +27,12 @@
 	ElseIf deviceType <> "" And deviceId <> "" And IsNumeric(deviceId) Then
 		' New format: type + id parameters
 		' All network devices now stored in machines table (machinetypeid 16-20)
+		' Printers have their own maptop/mapleft in the printers table
 		Select Case LCase(deviceType)
-			Case "idf", "server", "switch", "camera", "accesspoint", "access point", "printer"
+			Case "printer"
+				' Printers have their own location in the printers table
+				strSQL = "SELECT p.mapleft, p.maptop, p.printerwindowsname AS devicename FROM printers p WHERE p.printerid = " & CLng(deviceId)
+			Case "idf", "server", "switch", "camera", "accesspoint", "access point"
 				' Query machines table for all network devices
 				strSQL = "SELECT mapleft, maptop, COALESCE(alias, machinenumber) AS devicename FROM machines WHERE machineid = " & CLng(deviceId)
 			Case "machine"