Update v0.17

[h2]New Features:[/h2] [list] [*][b]Photon Jet Engine[/b]: A brand-new engine that adds more variety to the selection of ship engines. [*][b]Advanced Ship Systems[/b]: New engines such as Ion engine MK2, Ion engine MK3, Photon jet engine MK2, and Photon jet engine MK3 are now available. [*][b]Ship Weight and Thrust[/b]: Ships now have specific weights, and engines have thrust values that affect the ship's speed. [*][b]Shipyard Display[/b]: Both ship weight and speed are now displayed in the shipyard. [*][b]Credit Production[/b]: Credits now continue to be generated while you're inside a sector. [/list] [h2]Optimizations:[/h2] [list] [*][b]UI Update[/b]: Tooltips have been reworked to show more information and can now also include thumbnails. [*][b]Pirate Ships[/b]: The structural integrity of pirate ships has been updated. [*][b]Nebula Resources[/b]: Resource distributions within nebulae have been adjusted. [*][b]Cost Adjustment[/b]: The cost of the "Advanced Mining Laser" ship system has been rebalanced. [*][b]Atlas Carrier[/b]: The Atlas Carrier now has two additional system slots for engines. [/list] [h2]Bugfixes:[/h2] [list] [*][b]Galactic Trade[/b]: Fixed an issue where buying or selling items in bulk (10x) only charged for one item. [*][b]Ship System UI[/b]: Fixed an issue where the UI was not responding to player input when installing ship systems. [/list]