Update README.md
Update README.md
added some unit tests for the midterm
Merge branch 'master' of https://github.com/paulruvolo/SoftwareDesign
added spell checking example for computational complexity
made plots better... more flexible input options
changed default for make plot to False
Merge remote-tracking branch 'upstream/master'
added a new file for purposes of in class exercise
reference
midterm unit tests
modified some unit tests
Merge remote-tracking branch 'upstream/master'
my stuff