Merge upstream

docs: remove build crap from sdist with manifest.in

fix do_sphinx running in setup.py

docs: update pdf docs author line and add introduction about authorship details

rm old manual (manual_base.lyx)

Updated setup.py and do_sphinx.py for new manual distribution

filter out some python 2.6 deprecationwarnings

docs: set fernando as orig. author

docs: new changes by james spencer to improve pdf doc style. subchapters still don't work

itpl.py: do not crash if no encoding set (e.g. eric ide)