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/ant/version.xml

@@ -0,0 +1,23 @@
+<project name="version" basedir="../">
+    <!-- Get version information from JAR -->
+    <target name="get-version">
+        <!-- build.version -->
+        <property file="${basedir}/ant/project.properties"/>
+        <java jar="${dist.dir}/${project.filename}.jar" fork="true" outputproperty="build.version" errorproperty="build.version.error" timeout="60000" failonerror="true">
+            <arg value="--version"/>
+        </java>
+
+        <!-- apple.bundleid -->
+        <java jar="${dist.dir}/${project.filename}.jar" fork="true" outputproperty="apple.bundleid" errorproperty="apple.bundleid.error" timeout="60000" failonerror="true">
+            <arg value="--bundleid"/>
+        </java>
+        <property description="fallback value" name="build.type" value=""/>
+        <property description="fallback value" name="build.version" value=""/>
+        <property description="fallback value" name="apple.bundleid" value=""/>
+
+        <echo level="info">
+            Version   : ${build.version}${build.type}
+            Bundle Id : ${apple.bundleid}
+        </echo>
+    </target>
+</project>