Update README.md

Author Anne Jan Brouwer <brouwer@annejan.com>
Author date 2016-03-17 00:17:46
Author local date 2016-03-17 01:17:46 +0100
Committer Anne Jan Brouwer <brouwer@annejan.com>
Committer date 2016-03-17 00:17:46
Committer local date 2016-03-17 01:17:46 +0100
Commit 8b4a0258e4d0d313db40142d06fc793a758890f6
Tree 679514d7446cf3ce04fbbb35a1294a58b1406693
Parent aa6963b0f82bb46ae7778d26679b6f4b000b0396
Update README.md