tjger - the java game & entertainment rt Code (Desktop)

Removed no longer used graphics.

Rename helper isInWay method.

Update computer player and add more debug messages.

Update CtB playing field, computer player and add game instructions.

Update CtB playing field.

Update computer player.

Correct formatting in messages file.

Add menu links for social networks also to the default tjger about dialog.

Change position of link menu.

Update computer strategy.