* part of issue #111
* add getopt dependency for MS compilers
* enable the provision of an ISO as parameter
* also fixes shadowed sevenzip_path in vhd.c
* add readout and display of extended autorun.inf label if available
* use improved isolinux config parsing
* also fix an issue that could leave drive unmounted on forced removal
* also add Alt-F cheatmode to toggle detection of fixed USB disks
* Creates an UTF-16 autoconf.inf with label, as well as autoconf.ico
* also fixed extended labels not displaying - closes#48
* also bumped version to rufus-next
* also factorized iso props analysis
* additional fixes
* sets DOS locale using the same algorithm as MS' diskcopy.dll
* uses CONFIG.SYS menu to allow US vs non US selection
* only applies to WinME/MS-DOS for now (no FreeDOS)
* also renamed msdos.c -> dos.c with minor improvements
* also added missing FreeDOS credits in about dialog
* Disk Drive ID fixup for FAT32 was already available in ms-sys with option -p
* modified code to add FAT16 as well as FAT32 support as well as minor fixes
* reverts previous patch write_fat_32_br() and write_fat_16_br()