Start of transfering dynd architectural overview content into ipython slides
Transcribing content to the ipynb
More transcribing content
Finished transcription of material into ipython revealjs format

Also reviewed/tweaked the material
Rename files directory to fig, because of nbconverter legacy bug

https://github.com/jupyter/nbviewer/issues/370#issuecomment-64872155
Finish section on nested arrmeta
Various edits, add memory block slides
Fill out the pointer type slides, add ragged array slides
Merge pull request #182 from mwiebe/doc_intro

Slides presenting part of libdynd's architecture