add mpg123_safe_buffer()
add mpg123_safe_buffer()

Seems to make the audible glitch that happens be not as frequent...

mcanthony/node-lame,dag10/node-lame,dag10/node-lame,EQ4/node-lame,dag10/node-lame,PlayNetwork/node-lame,PlayNetwork/node-lame,TooTallNate/node-lame,mcanthony/node-lame,TooTallNate/node-lame,mcanthony/node-lame,TooTallNate/node-lame,PlayNetwork/node-lame,EQ4/node-lame,EQ4/node-lame