Convert from iso8859-1 to utf-8.
Moved cvs links to svn links
Convert to utf-8.
Convert content to utf-8
Replace split() by explode() for PHP migration from 5.4 to 7.4
Imported sources
pppoa2.c now use the new 'usbfs' library. Untested.
Added handling of interrupt endpoint 0x81 : same bug as before