V1.01a - Multiple levels adjustments, fixed character colliders & key grab

- Level adjustments : [list] [*]1-12 -> More space to pile up boxes to get to the upper level. [*]2-10 -> Easier jump on the last two jumps before the final foor. [*]3-10 -> Key slide on A-side has been rearranged to have fewer interactions and reflexes requirements. [*]3-7 -> Removed one step to beat the level, end door modified a bit and adjusted platform height on side B. [*]1-11 -> Keys moved & removed + other small adjustments. [/list] - Fixed an issue that prevented the player to throw a key when it was close to a wall. - Tweaked character colliders to prevent him from getting stuck on doors and obstacles.