Bump the version to 0.6.0.0.
Bump the version to 0.6.0.0.

bos/criterion,bos/criterion,bgamari/criterion,paulolieuthier/criterion,bos/criterion,iu-parfunc/criterion,bgamari/criterion,osa1/criterion,paulolieuthier/criterion,iu-parfunc/criterion,rrnewton/criterion,bgamari/criterion,rrnewton/criterion,osa1/criterion,iu-parfunc/criterion,rrnewton/criterion,paulolieuthier/criterion