Keyboard and mouse input fix

Eggsplosion

Eggsplosion is a free local multiplayer twin-stick arena brawler with fighting chickens, bouncing eggs, tons of power-ups and heaps of fun. Eggcellent for a fun evening with your friends!

Included in this patch: [list] [*] Added a join hint for the spacebar [*] Button prompts now change to keyboard ones, when the keyboard is used to navigate [/list] To come in the future (soon): [list] [*] Button prompts switching when the mouse was used or when the keyboard is used in specific instances [/list]