Added test for authorization of hierarchical roles.
Added test for authorization of hierarchical roles.

Adds tests for each of the actions which support hierarchical roles.

Review: https://reviews.apache.org/r/57474/

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