Remove commented out code and redundant conditional next.

If we decide this should complain about existing commands, we can bring
back the confess in uncommented form.
Remove commented-out condition.
Sort by a known distinguishing characteristic.

import_date is sometimes identical and segment_id always is.
I dare to remove parentheses (and quotation marks).
Remove commented-out obsolete property "file_id".

This used to hold the ID of the file storage in LIMS... but it hasn't
for a long time and they are discontinuing that storage, anyway.
Remove commented out alternate logic.
Remove commented-out reference to ancient Picard version.
Remove useless sorting.

Even if it was once useful, the algorithm was mostly commented out and
we now use UUIDs that don't sort in a meaningful order.
Remove old comments, and add an example that uses the name.
Remove commented-out code from before the redaction.
Remove commented-out code from before the redaction.
Remove old commented-out code.

We must not want to ask, since we haven't come back to enable this!
Update the expected test-case.
Drop obsolete columns.
Tagged deployment of dropped file_id column.
Merge pull request #342 from tmooney/drop_featurelist_file_id

Drop model.feature_list.file_id
Merge pull request #340 from tmooney/remove_commented_code

Clean Up Old Comments and Commented-Out Code
Don't sort--grab the correct instrument data directly.
Merge pull request #344 from tmooney/import_instrument_data_sort_order_in_test

Stop depending on being able to determine the order in which the two results were created.