Beta 2.0

• The about fragment is now accessible from the "i" at the bottom right of the screen;
• A new button has reached the home fragment: Profile;
• The Profile fragment displays information about the player and give access to other features;
• The player earns some XP on each kill;
• Arrival of a bestiary that presents all ghosts;
• Prepare the application for future features: weapons, equipment, and missions;