'awaitStimuli()' indicate stimulit at first attempt
test_awaitStimuliShallIndicateStimuliReceivedIfFirstReadAttemptReadsTheExpectedStimuliMessage
Test case rename
'awaitStimuli()' don't accept unexpected message

Return 'STIMULI_NOT_RECEIVED' if reading an unexpected message at the
first attempt to read from master
'awaitStimuli()' stimuli receive at 2nd attempt
Remove sleep expectations from test cases

Remove sleep expectations from test cases that test other things
'awaitStimuli()' don't accept unexpected message

Return 'STIMULI_NOT_RECEIVED' if reading an unexpected message at the
second attempt to read from master
'awaitStimuli()' stimuli receive at third attempt
No magic numbers