Release v0.5.0-alpha

New Features

1. Added the possibility the use Global Score for competition with other Players in Internet.
2. Now exist two TopList: Local - stored the results of all attempts  of One Player and Global - stored the best results of every Players is played this Game.
3. Changed the Game paradigm - The player must be "named" (enter any nickname) before Start Game, the selected nickname will be used to store Game results in Global and Local TopList.

Minor Changes

1. Removed Bug start Game with empty Local TopList
2. Removed Bug start/stop music in all Scenes