Update v0.8.191: new Shaders and Materials

Hello Riders,

This update enhances graphics of AI units:

At night stages:

Space Wolf:

Also:

• Allow ship attributes update during expedition. Note: this adds more flexibility during expedition and adds one more reason to visit stages with 'Ship attribute' reward.
• Fixed destruction of composite unit (some nodes were still linked to unit after detaching).

Thanks and lucky rides!