Patch 0.8.2

Fixed: [list] [*] Improved physics of crate models. [*] Improved physics performance when there are many filled containers. [*] Added missing collisions in some houses. [*] Now the merchant correctly groups items such as swords. [*] Spanish translation. [*] Fixed some cart problems (like flying away in some situations). [*] Crates left on the workbench no longer cause problems when crafting. [*] Fixed several problems related to the horse's physics when objects (such as crates) were underneath it. [*] Fixed road signs collisions. [/list]