Add autorun to ISO image

[ypcs]

Add autorun.inf to the ISO image, and open README.html or something similar when USB stick is plugged / CD inserted to PC.

Example:

[autorun]
icon = digabi.ico
label = Digabi OS v14.05a1
shellexecute = README.html

[Content]
MusicFiles=0
PictureFiles=0
VideoFiles=0