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>

computers.asp

@@ -133,7 +133,7 @@ Set rsStatus = Nothing
 	         "LEFT JOIN communications c ON c.machineid = m.machineid AND c.isprimary = 1 " & _
 	         "LEFT JOIN pctype ON m.pctypeid = pctype.pctypeid " & _
 	         "LEFT JOIN machinestatus ON m.machinestatusid = machinestatus.machinestatusid " & _
-	         "WHERE m.isactive = 1 AND m.pctypeid IS NOT NULL "
+	         "WHERE m.isactive = 1 AND m.machinetypeid IN (33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43)"
 
 	' Apply filters
 	whereClause = ""
@@ -162,7 +162,7 @@ Set rsStatus = Nothing
 	while not rs.eof
 
 %>
-                    <td><a href="./displaypc.asp?pcid=<%Response.Write(rs("machineid"))%>" title="Click to Show PC Details"><%
+                    <td><a href="./displaypc.asp?machineid=<%Response.Write(rs("machineid"))%>" title="Click to Show PC Details"><%
 						Dim displayName
 						If IsNull(rs("hostname")) Or rs("hostname") = "" Then
 							displayName = rs("serialnumber")