Adding pySPEDAS
Adding pySPEDAS

We've been using the READMEs for documentation, so I'm pointing to our GitHub page for docs; we'll update this to readthedocs once we have that set up.
heliophysicsPy/heliophysicsPy.github.io,heliophysicsPy/heliophysicsPy.github.io,heliophysicsPy/heliophysicsPy.github.io