First version Tray Feeder ready for test

- Tray feeder implementation ready for first tests
- Some refactoring of packml function names
- Added .xtv file to project again because of linking issues
- Added hmi button for packml complete command
- Started media cabinet

.gitignore

@@ -28,7 +28,7 @@ LineIDs.dbg.bak
 *.xti.bak
 *.xti.bk?
 *.xti.orig
-*.xtv
+#*.xtv
 *.xtv.bak
 *.xtv.bk?
 *.tnzip
@@ -59,3 +59,7 @@ commit.txt
 json-schema.org
 # Drawio backup file
 *.bkp
+
+# Sphinx documentation
+.venv/
+_build/