Log Message:
Update to 0.6.6:

* Add support of NLWP field
  (thanks to Bert Wesarg)
* BUGFIX: Fix use of configurable /proc location
  (thanks to Florent Thoumie)
* Fix memory percentage calculation and make it saner
  (thanks to Olev Kartau for the report)
* Added display of DRS, DT, LRS and TRS
  (thanks to Matthias Lederhofer)
* BUGFIX: LRS and DRS memory values were flipped
  (thanks to Matthias Lederhofer)
* BUGFIX: Don't crash on very high UIDs
  (thanks to Egmont Koblinger)