Reframes test_checker.BalancingAct.test_good_share_hosts

Now that happy is healthy, having happy = 1 does not work for this test
because repair won't do anything. To fix this, h is set to 4 before
repair occurs.
Reframes test_cli.Check.test_deep_check

Removes four shares instead of one so that the cli will
report a given file is unhealthy.
Adds extra argument to ImmutabelFileNode call