Only the most important changes more recent than version 0.6 are noted here.
+Version 1.2.2:
+ LZX and XPRESS decompression have received some additional optimizations
+ and should now be even faster. (Although, they were already pretty
+ fast--- much faster than typical I/O speeds.)
+
Version 1.2.1:
By default, unmounting a read-write mounted WIM with 'imagex unmount
--commit' will now change the WIM in-place without needing to write the