Sonic Adventure 3 Updates

	a comment was made to the pop quiz question: Is Sega making a Sonic Adventure 3?	over a year ago by Manicliker123
	a pop quiz question was added: Is Sega making a Sonic Adventure 3?	over a year ago by MrBohobe
	a video was added: Fan made SA3 Intro	over a year ago by Manul119
	a video was added: Sonic Adventure 3 - Press Start Button	over a year ago by Manul119
	a video was added: Sonic Adventure 3: Open Your Heart!	over a year ago by Manul119