Cleaning Celestia — Astrela Starlight Steam update #1043507

An update has been released from the experimental branch with various player related fixes and some community requested features. The "next enemy" HUD algorithm has been updated to better find nearby hostile vessels and cycle through them in order. Minor update to the vessel explosion effect. The pulse system's "north" pointer has minor changes to the model and texture. Various small text updates to some quest information items. The Astrela's specularity has been lessened, helping with bloom. UV update on the Lv1 and Lv2 mining station. Issue fixed in the Galaxy Map where the jump button was taking too long to become available. The navigation UI can now be locked open by clicking on the steering wheel. Forward, reverse, left, and right can all be held down the UI, like holding WASD. Some 2D image updates to NPCs, quest items, and the radar system. The solar info and HUD filters pop-up wo...