SIGN IN SIGN UP

Minor grammar fixes. (#9808)

* Minor grammar fixes.

* Update README.md
P
Phil Quitslund committed
83a1054c2cc3fa396b8ad856315baf5b511f593a
Parent: 1a571b5
Committed by GitHub <noreply@github.com> on 5/4/2017, 8:44:01 PM