typos

[stharrold]

README.md:

• [ ] Add stack share badge (also on about.html?)

20151208...md

• [ ] Add stackshare as helpful link: http://stackshare.io
• [ ] After "Update the Debian system", add bullet "Install git." linked to https://help.github.com/articles/set-up-git/#platform-linux

20160110...md

• [ ] remove ipynb to html export; remove last cell
• [ ] replace "Washington DC" with "District of Columbia" (more precise wording)
• [ ] redo source line for "services" footnote, mention 1 vCPU, 3.75 GB RAM, 20 GB standard persistent boot disk, 200 GB additional standard persistent disk.
• [ ] replace "loaded the data in RAM" with "loaded the data into RAM"
• [ ] replace "uses dsdemos v0.0.3" with "uses Python 3 package dsdemos v0.0.3"
• [ ] replace "sum of the column '[P]WGTPr' of the filtered data" with "sum of the column '[P]WGTPr' of the filtered data with r = 1...80"

*...md

• [ ] fix datetime stamps to YYYY-MM-DDTHH:MM:SS-00:00