GameComponents recalculate size when resolution is changed
changing resolution doesn't revert to starting menu
resolution options not unusable anymore after changing resolution once
added getHeight() to StaticText
changed getHeight() to getTextHeight()
added getActualHeight()
changed getWidth() to getWidth(at line)
added getWidth()

it returns the width of the line with the longets width
highscores now showed correctly
added resetScores() to TowerDefense
scores now reset when game is won or lost