issue #18861: created single function to handle compound priv checking
issue #18661: set up unit test
issue #18661: set up unit test
issue #18661: got unit test to work
issue #18661: comment
issue #18661: removed swo file
issue #18661: safeguarded against boolean privs
Merge pull request #28 from shackbarth/18661

issue #18661: allow compound privileges