unskip tests related with OOIION-1297

Tests that had been skipped (4 out of 10) are re-enabled now to see how they perform on the buildbots.  (Note that all these tests run consistently fine locally)
Merge pull request #1631 from carueda/OOIION-1297_rebase2

fix OOIION-1297: re-enable tests that were skipped
Looks good.