Mokuzzai

I noticed a few more impls which suffer from the same bug: `AsRef`, `AsMut`, `From` and `From` For each vector, point and the quaternion. A possible solution I came up...

> Also add reference versions to get &'static mut Z and such. I don't think this is neccessary as one can just do `Box::leak(Box::new(Z))` which is safe and does't allocate....

> a nontrivial number of people will either overlook that requirement, ignore it, or not bother to check what the safety requirements actually are. I feel like this can be...