Replaced relevant strings with byte arrays. The URL response is bytes,
which are incopatible with strings in python3. The new syntax b"..."
should be supported by Python 2.6,2.7,and 3.0+. Tested with 2.7.8
and 3.4.1.
Added setup.py and text to README.rst
Merge pull request #2 from marekpetrik/cmpt_py3_nasapower

Python 3 compatibility for nasapower.py
Modified setup.py
Merge branch 'develop' of https://github.com/ajwdewit/pcse into develop
Update for NASAPOWER WDP for Py3 compatibility.
some PEP8 improvements.
Change of license: commercial use is not allowed anymore.
reformat LICENSE text to 80 columns.
Merge pull request #2 from ajwdewit/develop

Merging with the latest updates