Include all thoses files in your archive:
-----------------------------------------

config/UCGOArrow/ArrowHelpMenu.txt
config/UCGOArrow/ArrowHelpHtmlPage.txt
config/UCGOArrow/ArrowHelp1.txt
config/UCGOArrow/ArrowHelp2.txt
config/UCGOArrow/ArrowHelp3.txt
config/UCGOArrow/ArrowHelp4.txt
config/UCGOArrow/ArrowHelp5.txt
config/UCGOArrow/ArrowHelp6.txt
config/UCGOArrow/ArrowHelp7.txt
config/UCGOArrow/ArrowHelp8.txt
config/UCGOArrow/ArrowHelp9.txt
config/UCGOArrow/ArrowHelp10.txt
config/UCGOArrow/ArrowHelp11.txt
config/UCGOArrow/ArrowHelp12.txt
config/UCGOArrow/ArrowHelp13.txt

doc/UniversalCarsAndCargos/bin/ArrowHtmlDocumentation.html


If you translated also the SDK doc you'll need to include this file:
--------------------------------------------------------------------

doc/UniversalCarsAndCargos/bin/ArrowSDK/index.html