Fix ConstraintsSerialization test failures
Updates such that all tests in kite-data-core pass
Rename NamedRangePredicate to NamedRange
Return NamedPredicate from FieldPartitioner
Replace NamedRange.getPredicate() with NamedRange.getRange()
Simplify Predicates
Simplify and fix NamedRange.getName()
Tests for NamedPredicate.getName()