The space worm got creepier

[h2]Major Updates[/h2] [list] [*][b]Reworked Boss:[/b] [list] [*]Space worm now screams. [*]Space worm now make screen shakes. [*]Space worm now generate rock particles in its wake. [*]Space worm now brings shadow upon its surrounding. [*]Made space worm AI less predictable. [/list] [h2]Minor Updates[/h2] [list] [*]You can now choose the jump direction while running. [*]Grappling hook now has a minimum velocity. [*]Improved tutorials visuals. [/list] [h2]Fixes[/h2] [list] [*]Fixed an issue where chinese, japanese and korean nicknames would not appear in leaderboard. [*]Fixed an issue where some hook points would not be accessible because of a checkpoint between them and the player. [/list]