[jb] Also show jobs according to acl modify permissions

e.g.
set mapreduce.job.acl-modify-job=UserA; : kill job
[jb] Also show jobs according to acl view permissions

e.g.
set mapreduce.job.acl-view-job=UserA;

Note: this only work when going directly to the single job page:
The job will still not appear on the main list of jobs (MR1/MR2
APIs do not allow a batch check of the acl permissions).
[jb] Basic test with mocking for view and modify acl and MR1