0.2.9 -- basic PED creation given standard blocks

0.2.8 -- Added pedparser.is_ped() utility function and added __str__ methods

0.2.7 -- More explicit dependency upon lxml 3.0.1 instead of anything >= 3.0

0.2.4 -- Added Apache 2.0 License

0.2.3 -- first prep steps for public availability

0.2.2 -- first round of getting ts_calc working
* fixed sunspec_data.Point.typ property setting that takes into account SunSpec
  SMDX types, to convert the Point.value into the correct Python typed value.

0.2.1 -- works in a much more friendly fashion.
* plantextract package now has a 'ped.py' module instead of using a redundant name.
* XSDs are just loaded locally by 'ped.py' and 'smdx.py' without needing to be passed in.
