11/22/2013 : Misc fixes including health monitoring.  Fixed cosmetic things around onboard drives.
11/21/2013 : Cleaned up tool detection in general (smartctl in particular).
11/20/2013 : Made parsing smarter; fixed bug in pulling key/value pairs
08/15/2013 : Minor cleanup/fixup
08/10/2013 : Various bugfixes around partitions tables, drive temperature, etc.
07/17/2013 : Add the concept of PDs being monitorable via Nagios and pecagent.
07/16/2013 : Significant additions, refinements, bugfixes.  Also see the new menu options (some only partially implemented).
06/25/2013 : Added features to silence alarms, and blink lights.  These have not been extensively tested. 
06/19/2013 : Differentiated between supercap and a standard battery.
06/17/2013 : Added Linux software raid support.
06/16/2013 : Added USB device support.
06/11/2013 : Added onboard SATA/SAS port support.
06/07/2013 : Added PMC (Adaptec) card support.
11/28/2012 : Added concept of an install directory ( /opt/dell/pec ) and .rpm format
08/07/2012 : Added BBU error injection (for testing).
08/05/2012 : Added BBU monitoring; these parameters are found attached to the adapter itself.
07/31/2012 : Added CSV display mode for scripting.
07/31/2012 : Added ability to restrict display to only show Adapters, LDs, PDs.
06/25/2012 : Rework to have adapters as separate entity/category (generalized).
06/24/2012 : Works nicely in windows now.  Added drive/channel speed (3G, 6G, 12G).  Many small appearance fixes.
06/23/2012 : Improved detection of tools; allow user to override with environment variables.
06/15/2012 : Fixed bugs, add SSD/HD.
05/16/2012 : Initial release.  Still need to add a formalized "adapter" section that parallels LD and VD.