Patch v.0.5.4b: Hotfix with performance improvements

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 would create more resources when it was stacked. • Fixed a bug where placing blocks/parts on a grapple locked machine would cause colliding parts to be stuck in a grapple lock state. • Fixed a bug where any held resources would be not properly be returned to the inventory when pressing ESC. • Fixed a bug where you could not dislodge plumbings from static objects. • Fixed a bug where tiles with big machines on it were not loaded correctly. • Fixed a bug where contraptions would not always load after entering an instance. • Fixed a bug where a contraption slightly off-screen would sometimes de-spawn (unload) to early. • Fixed a memory leak caused by saving while tiles are being loaded. • Fixed a memory leak caused by quitting the current game while tiles are being loaded. • Improved tile rendering performance.