Patch v.0.5.4b: Hotfix with performance improvements — Mechanic Miner Steam update #1136065

Smaller hotfix with performance improvements. • Fixed a bug where placing a door on a cable would cause the door to not be eligible for enclosure creation. • Fixed a bug where blueprints in the inventory did not have any textures when loaded. • Fixed a bug where the transferring resources in the inventory with CTRL-click would cause a small flash in the slots. • Fixed a bug where blueprints would be constructed instantly. • Fixed a bug where pistons and bearings sometimes would fuse in the wrong position. • Fixed a crash occurring when a piston was fused twice to the same part. • Fixed a memory leak caused by constraints (from pistons, wheels and so on). • Fixed a crash sometimes occurring when a machine that had (but now deleted) a piston on it was destroyed. • Fixed a crash occurring when manually quitting the game (like using alt + f4). • Fixed a bug where resources in some cases woul...