OPENDJ-1368 (CR-3232) Remove AttributeValue

Adressed comments from post commit review for r10554.

Code review: Matthew Swift



JebFormat.java:
In entryIDFromDatabase(), extracted toLong() for reuse outside of this class.
In entryIDUndefinedSizeFromDatabase(), called entryIDFromDatabase().



VlVIndex.java:
Extracted methods getSortValuesSet(), getSearchKeyRange(), logSearchKeyResult(), put(), moveToNextSortValues() to factorize code.
In evaluate(), regrouped guard clauses.
In getSortValues(), regrouped if statements.
In decodeKey(), called JebFormat.toLong().

VlVKeyComparator.java:
In compare(), called JebFormat.toLong().
In compare(), removed AttributeType[] parameter, no longer needed.

SortValuesSet.java:
In binarySearch(), removed AttributeType[] parameter, no longer needed (consequence of the change to VlVKeyComparator.compare()).

TestVerifyJob.java:
Consequence of removing AttributeType[] parameter from a few methods.

VirtualAttributeProvider.java:
Added matchesEqualityAssertion().
Fixed javadocs to speak about assertion values.



AbstractAttribute.java:
Pulled hashCode() implementation here from VirtualAttribute.

Attribute.java, CollectiveVirtualAttribute.java:
Added matchesEqualityAssertion().
Fixed javadocs + parameter names to speak about assertion values.

AttributeBuilder.java:
Used SmallMap instead of LinkedHashMap.
Added matchesEqualityAssertion().
Fixed javadocs + parameter names to speak about assertion values.

SmallMap.java, SmallMapTest.java: ADDED

VirtualAttribute.java:
Added matchesEqualityAssertion().
Fixed javadocs + parameter names to speak about assertion values.
Pulled up hashCode() implementation.

SearchFilter.java:
In processEquality(), changed implementation and called Attribute.matchesEqualityAssertion().



AttributeValueIterable.java: REMOVED

ServerManagementContext.java, TestEntry.java:
Consequence of removing AttributeValueIterable.



AttributeIndex.java:
Used normalizeAssertionValue() instead of normalizeAttributeValue() where appropriate.

ModifyEntryTask.java, UserDN.java:
Fixed small typo.

SearchFilterTests.java:
Code cleanup.