Added limited support for Solaris.

Now supports Solaris 11; no raw or block device support, no statfs, no rawest, no runiops.

Restructured source a little.

Added support for write testing block and raw devices.

v2.3

Added support for write testing of block and raw devices.

Support for (read) testing block and raw devices.

IOPS can now perform read (only) testing on block and character special devices.

Release 2.1

Improvements to measurements. Improvement to online help. Improvements to run scripts.

Initial public release

v2.0

Update UserGuide.md