Minor corrections of README.
Minor corrections of README.

Change-Id: I5b6a208eb7f4dd0b6f14b6f0eac04af27f369e7f

bmwcarit/barefoot,bmwcarit/barefoot,bmwcarit/barefoot,jongiddy/barefoot,bmwcarit/barefoot,jongiddy/barefoot,jongiddy/barefoot,jongiddy/barefoot,jongiddy/barefoot,bmwcarit/barefoot