Change Button to ImageButton
Created SettingsActivity
Change Button to ImageView
Settings are saved even when the app is closed
Deleted endMenuActivity. Not used anymore.
Improved layout of the game activity

Score needs to be just above the restart/main menu buttons.
Table needs to be centered.
Merge remote-tracking branch 'origin/layout' into feature/settingsActivity

Conflicts:
	app/src/main/java/com/frisodenijs/tictactoe/Game/Game.java
New layout implemented
Merge pull request #27 from KB50-G1/feature/settingsActivity

Feature/settings activity
Fixed duplicated id
Minor layout changes
Bugfix: Now its possible to go back to main menu.
Layout and Settings modifications. See description

* Settings are fully functional
* Added background to splash, menu and game activity
* Added background to the board
* Minor score layout changes
Added alternation of the first player for each board.
Merge pull request #33 from KB50-G1/feature/settingsActivity

Feature/settings activity
Added colors to players.

* Optional feature: possibility to change colours from settings
Added players names to gameActivity labels
Simplified Game functions
More code cleaning
Added Draw count functionality