more descriptive messaging for valid/invalid calls
Don't print element if there was never an element to begin with
increase description of elements in messaging
fix typo
[CI] xunit only reports if there is live and started test case
Merge pull request #1 from ifreecarve/be_xunitReporting

Xunit reporting fixes
fix typo that causes error when filteredElement is null
new function to wait for a given accessor to return a useful value before returning it
Merge commit '4180e2739e251f38c29b8927821cf6ba0ecce683'
prevent xunit_output.rb from crashing if UIautomation starts with an error ('Fail:') line
Attempt to detect and compensate for failures to kick off an instruments instance
Proper check for successful start of instruments
more verbose logging of instruments launch attempts
better loop layout
command line options for startup timeout and number of attempts
Catch Errno::ECHILD error, encountered when restarting instruments
fix conditional
ignore test runs that start with a warning that the app died
Allow retries if instruments' unexpected exit comes before a successful start
make instruments command respect the XCODE_ROOT as an environment variable