test_suite: report unintended overwriting of memory, too.
test_suite: rmmod at the end of all tests *before* checking the log files for errors.

rmmod could produce some errors which we want to report.
test_suite: fix: don't remove 5.mars.total.log too early.
test_suite: fix: make test robust against "module mars not loaded"
test_suite: remove leftovers of marsview
test_suite: remove leftovers of marsview
test_suite: fix replay is-device-on with is-device in marsadm wait-resource
test_suite: increase wait times
test_suite: fix: patching of too short log files
test_suite: fix: unmount after stopping write access to /dev/mars/* to avoid writes caused by sync
test_suite: add two hosts to performance table
test_suite: fix: remove trailing blank
test_suite: fix: mount before write
test_suite: fix: wait for end of sync only
test_suite: add 2 hosts to performance table
test_suite: fix: missing entries in performance test tables
test_suite: make host list rewritable via environment variables
test_suite: make a suggestion for the default set of test cases.
test_suite: make ssh key file changeable via MARS_SSH_KEYFILE
test_suite: increase wait time for sync to have finished