session4
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
include pyplot
Merge remote-tracking branch 'upstream/master'
added nbviewer link
fixed typos
added back mistakenly deleted files

These two notebooks were deleted in a merge by mistake. This commit
adds them back.
Merge pull request #14 from mattgiguere/master

Fixed typos and re-added 2 notebooks
added directory for this week
Merge pull request #15 from duncandc/master

added directory for this week
added corr func notebook
Merge pull request #16 from duncandc/master

added corr func notebook
clusters notebook
stuff for clusters notebook
Merge pull request #17 from ih64/master

ipython notebooks for today
ran locally
merge