Made the maintainer doc up-to-date.
Made the maintainer doc up-to-date.

James Peach has been voted as a commiter officially. Therefore, remove
the `(cc)` annotation in the maintainers section.

Gilbert88/mesos,andschwa/mesos,asamerh4/mesos,kaysoky/mesos,jpeach/mesos,asamerh4/mesos,andschwa/mesos,kaysoky/mesos,andschwa/mesos,kaysoky/mesos,jpeach/mesos,gsantovena/mesos,chhsia0/mesos,dforsyth/mesos,reneploetz/mesos,asamerh4/mesos,asamerh4/mesos,andschwa/mesos,Gilbert88/mesos,kaysoky/mesos,jpeach/mesos,gsantovena/mesos,Gilbert88/mesos,jpeach/mesos,gsantovena/mesos,andschwa/mesos,asamerh4/mesos,dforsyth/mesos,gsantovena/mesos,reneploetz/mesos,jpeach/mesos,abudnik/mesos,chhsia0/mesos,asamerh4/mesos,chhsia0/mesos,dforsyth/mesos,abudnik/mesos,andschwa/mesos,kaysoky/mesos,chhsia0/mesos,dforsyth/mesos,abudnik/mesos,kaysoky/mesos,andschwa/mesos,gsantovena/mesos,reneploetz/mesos,chhsia0/mesos,jpeach/mesos,Gilbert88/mesos,reneploetz/mesos,gsantovena/mesos,gsantovena/mesos,chhsia0/mesos,asamerh4/mesos,dforsyth/mesos,abudnik/mesos,abudnik/mesos,Gilbert88/mesos,jpeach/mesos,chhsia0/mesos,reneploetz/mesos,kaysoky/mesos,dforsyth/mesos,Gilbert88/mesos,reneploetz/mesos,dforsyth/mesos,Gilbert88/mesos,reneploetz/mesos,abudnik/mesos,abudnik/mesos