We should use instance IDs instead of sequential numbers to get correct offset.

Align types to DWORD boundaries.
Split types dumping functions into two versions (one without offsets
table, the second one with offset table).

Now correctly free the mapped areas when no longer used.

Thanks to Alex Villacís Lasso for comments.

kernel32: GetTimeFormat and GetDateFormat should fail if LOCALE_NOUSEROVERRIDE is specified simultaneously with a format string.