Update README.md: add instructions for cleaning up development install#30

Merged

zzak merged 3 commits intomasterfrom eric-hu-patch-2

Jul 31, 2018

+15-3

Commits on Jul 23, 2018

Update README.md
Eric Hu
authored

Commits on Jul 26, 2018

Update Makefile and readme
Eric Hu
committed

Commits on Jul 30, 2018

Move readme section to contributing.md
Eric Hu
committed