fix download link for datsets in views.py
Merge remote-tracking branch 'hmslincs/master' into dev
remove site pkgs from requirements.txt

See http://stackoverflow.com/questions/6627035
add pip install to deploy

The runpip function inside deploy fully installs each requirement in
requirements.txt, one by one.  Therefore, the order in which requirements
appear in requirements.txt *is significant*, so I moved the numpy requirement
to the top of the requirements file.
make deploy fetch from hmslincs
needed deploy enhancements

See https://github.com/hmslincs/hmslincs/issues/152
tweaks to deploy
more tweaks to deploy
more tweaks to deploy
still more tweaks to deploy
WIP 130317U132417