Implementation of the defined game view methods. Partial documentation.
Added full documentation to GameView.
Refactored the coordinate translation methode.
Made the GameView class describtion clearer.
Minor improvements.
Removed invalid characters from JavaDoc comments.
JavaDoc.
Added the getter for the playerID.
Added a game observe possibility to game view.
Merge remote-tracking branch 'origin/feature/gameView' into develop

Conflicts:
	core/src/com/theBombSquad/stratego/gameMechanics/Game.java
	core/src/com/theBombSquad/stratego/gameMechanics/GameView.java
Merge remote-tracking branch 'origin/develop' into feature/startup-game_setup

Conflicts:
	core/src/com/theBombSquad/stratego/gameMechanics/GameView.java