adds Player's Avatar & others Sprites

Player's Avatar stay in the center. Velocity is constant (not very
natural).
adds DragonBone example

Need to remove keyboard's listener from Dragon.
Need to improve Camera.
adds 16 Randoms DragonBone's Avatars. Have really bad performance.
use 6 Random DragonBone's Avatars & performance optimization
Rolling & Flat Background - Acceptable performance
adds JSon configuration file for Scenarios
sets Doors in jSon & displays it as Buttons
adds navigation between Rooms
adds Arrow navigation button between Rooms
adds Feathers framework for Trivia Screen

No TriviaScreen designed yet.
adds Trivia UI
adds Navigation to Trivia

No return
fix navigation from Trivia
fix TriviaUI container size
adds Login and Register UI
Merge pull request #1 from ColumbiaGames/TriviaView

WorkingUI
Merge pull request #2 from ColumbiaGames/360

Adds basic UI