Mount&Blade - Polished Landscapes mod

Mod I've created for Mount&Blade game around 2010.
I've replaced all vegetation, ground textures and skyboxes with improved versions.
There are 2 versions of this mod - Native M&B used early spring textures with some snow on the ground, Warband version was just late summer/early autumn vegetation.
I've also modified different aspect of game - tweaked random spawning of vegetation, environment settings and randomised heightmaps.
Trees had to be simple as game engine was not supporting vegetation LODs at that moment.