Build environment instructions added to README.
Fixed README list
Fixed build_environment, upgraded load_environment

pyvenv changed to pyvenv-3.4 in build_environment, added variables $VBIN and
$VPYTHON to load_environment.
Merge branch 'master' of github.com:nwoodbury/pytdf
Installation and testing instructions added to README
Added env var VPSERVE to environment.

Alias to $VENV/bin/pserve.
Merge branch 'master' of github.com:nwoodbury/pytdf
Added server running instructions.
Installation instructions fixed

now includes installation of bower, which requires nodejs
Changed existing python docs to sphinx numpydoc style.
Modified existing js documentation to sphinx numpydoc style.
Wired in Sphinx documentation.
Documentation building instructions added to README
Merge pull request #1 from nwoodbury/master

Installation instructions & documentation system