cleanup/rename
remove adapterlog from equivalence
Equivalence Refactor

Splits equivalence updates so Containers and their children can be
updated indepedently. Each run records an EquivalenceSummary containing
candidate and final equivalences.
add UpdateProgress to ContentEquivalenceUpdateTask
Refactor equivalence filtering
Fix equivalence extraction ordering bug
Remove summariesForChildren method
Fix EpisodeFiltering in equivalence for top-level content
Improve reporting on equivalence filtering
add alternative ContentEuqivalenceUpdater constructor
Add in persistence for multiple descriptions
Undo temporary change for local testing
Actually undo temp testing change this time
Add in lastUpdatedTime. If this is stored in mongo, retrieve and use this to get subset of feed, else get full feed.
From feed, obtain lastUpdatedTime and store.
Move short/medium/long descriptions up to top-level
changes related to store.retrieve() method returning an Optional<String>
Refactor EquivalenceScorer interface to take Set over Iterable

Conflicts:
	src/main/java/org/atlasapi/equiv/scorers/CrewMemberScorer.java
	src/main/java/org/atlasapi/equiv/update/ContentEquivalenceUpdater.java
refactor SequenceItemEquivalenceScorer
improve Sequence Scorer result descriptions
Missed a change relating to extracting the new description fields