Step 1:Copy all files from the 'textures folder' within 'A whiff of sulphur'
Step 2:Paste them into your Napoleonic Wars TEXTURES folder
Step 3:Copy all files from the 'resource folder' within 'A whiff of sulphur'
Step 4:Paste them into your Napoleonic Wars RESOURCE folder
Step 5:Copy all files from the 'text files' folder within 'A whiff of sulphur'
Step 6:Paste them into your Napoleonic Wars directory (NOT IN ANY SPECIFIC FOLDER)

You're done! Enjoy, feel free to leave feedback!
 -Baillie