It's just a matter of one file...why don't you guys try changing it yourselves.Tinkering with the art is more fun than playing some times.
I use the parts of Jison's Mod that I like and have changed others to suite my own preferences.
For example,I have darker Rivers and canals and also made AT ditch's stand out more.
They go into the game folder and overwrites the original files.
This is the installation instructions from my download page: ( You need WinRAR to extract the files. )
1. Doubleclick on the downloaded file.
2. Select 'Extract To' and choose the folder of your original game.
3. Select 'Yes to All' when asked if you want to replace existing file.
( Off topic: Someone asked me about greyish-white fields being displayed on the site. This only happens if your browser is of an older version - these grey or white 'fields' you see around buttons and certain images on the site are in fact transparent in a modern browser. Just so you know... )