added some limitations to prevent from overrolling while using speedmods.

--> It is NOT recommended to using speedmods

- update definition to match current Keen std
- add PCU definition
(no core changes)

- fixed problems after 1.187

- Update to fix Problems after Keen update 1.186.029

update after changes in ModAPI

Changed some things for comming changes in the ModAPI.
Improved stability while flying.

- rotation of the block is no longer importend, cockpit is front
- changed dampening a little bit
- decreased power for small ships

- include a limitation so you can use speedmods without overreaction by rolling
- improved dampening to eliminiate overrolling
- increased power for large ships

Removed models and textures and linked to default gyroscope models and texture. Necessary changes after update 1.123_006.