* base/textures png crush.
* Recompressed all textures in base/textures/tex_alienb with Trimage image compressor and commited those files, where a filesize reduction of at least 5% (up to 92.8%) was achieved
* Reduced filesize of the tex_alienb textures folder by compressing/optimizing the .png files with pngout
* Adding crate textures and prefabs to be used in alien base (also a couple updates on .map and .mat)