add shared examples for testing for expected values of a facet and for testing for searchable fields present *except* for the records listed
shared example for facet values now accepts string or array
MLM now has merged collection record
beef up Stafford tests with new shared examples for expected facet values and fields present with list of excepted ids
put facet values in quotes for testing, print out id of errant solr docs when searching for druids
fix shared examples: author sort is always populated b/c it is main author + sorting title
flesh out non-hydrus coll specs with new improved tests
add some comments to shared_examples about author fields
reorder non-hydrus coll tests a teeny bit
first part of revised, expanded hydrus tests
second part of revised, expanded hydrus tests
refactor non-hydrus tests to be more compact