Gameplay improvements.

-Fixed a bug that caused tutorials to not display correctly in Portuguese. - Fixed a bug with the sound of footsteps in some scenarios. -Removed the option to turn quickly with a joystick, as this only created confusion and moments of frustration when aiming. -Reduced the speed of the default camera. -Adjusted the life of an enemy, as this was a recurring complaint due to the large number of hits it took to die.