Update test data

Update test data with additions to collection_tms_textentries that
reflect:

1. Correct source of artists bios (tableid=23, texttypeid=152)
2. Correct source of object essays (tableid=108, texttypeid=151)
3. Extended labels (tableid=108, texttypeid=155)

Add Afro as a test case for correct bio.
Update bio association

Update assocation with collection_tms_textentries with the correct
conditions to retrieve artist bios.
Update expectation

With the artist Afro added as a new testcase, update the expected number
of constituents.
Update expectations

With the addition of Afro as a test case and change to the rows exported
from the TextEntries table, update the expected number of ObjectContext
and TextEntry objects.
Update test case

Update textentryid to reflect change in what is exported as the artist
bio.
Forget longtext7

ObjectContext.longtext7 is superceded by a TextEntry as the object
essay, so no point in testing for it's presence.
Update expectation

With Afro added as a test case, update the expected number of objects.
Update test data

Due to an error in tms2api, the test data was missing sort_title and
sort_name fields.
Add test for correct artist bio

The wrong field was being exported as the artist bio so some artists,
such as Afro, lacked any bio at all. Test that this is fixed.
Add test for correct object essay

Incorrect field was exported as the object essay and some objects lacked
any essay at all.
Correct object essay

Wrong field was being exported as the object essay.
Test for null object essay

Some objects, especially loans, might not have an object essay. Assure
that the updated essay source handles this correctly.
Add extended labels

Add new methods #extended_label and #has_extended_label? to handle this
text type. The no_essay parameter of #as_resource will exclude this
field just as it doe the essay.
Test extended labels

Assure that extended labels exist where expected and can be excluded
from the object resource with the no_essay parameter.
Update
Merge branch 'correct-texts-from-textentries' into develop