Documented `Object.value` authorization field for certain operations.
Documented `Object.value` authorization field for certain operations.

Review: https://reviews.apache.org/r/69577

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