Add custom QZ Tray fork with pairing key authentication

- Custom fork of QZ Tray 2.2.x with certificate validation bypassed
- Implemented pairing key (HMAC) authentication as replacement
- Modified files: PrintSocketClient.java (certificate check disabled)
- New files: PairingAuth.java, PairingConfigDialog.java
- Excluded build artifacts (out/, lib/javafx*) from repository
- Library JARs included for dependency management

tray/test/qz/installer/provision/resources/script2

@@ -0,0 +1,9 @@
+#!/bin/bash
+
+shell=$(ps -p $$ -oargs=|awk '{print $1}')
+date=$(date "+%F %T")
+script=$(basename "$0")
+user="$(eval echo ~$(logname))"
+
+echo "$date Successful provisioning test from '$shell': $script" >> "$user/Desktop/provision.log"
+chmod 555 "$user/Desktop/provision.log"