Renaming files for new organization.
Adding intro slides using reveal.js and grunt for local serving, updating .gitignore
Adding top level index
Adding building blocks slides, minor tweak to intro
Adding more intro content.
Adding matplotlib content.
Remove duplicate data.
Adding numpy.
Adding scipy content
modify intro html
Distributed Computing Notebook
reveal.js slideshow notebook for distributed computing
added petsc4py tutorial stuff, see makefile for build
moving aron's materials around
Adding pyclaw material.
Fixing few formatting issues
Merge pull request #3 from aterrel/sc13

[WIP] Reorg and adding SC13 content