Minimize dependency on Galago

[jjfiv]

Frequency of import/typealias in src/main.

  18 import org.lemurproject.galago.utility.Parameters
   4 import org.lemurproject.galago.utility.StreamCreator
   4 import org.lemurproject.galago.core.eval.QueryResults
   3 import org.lemurproject.galago.core.eval.SimpleEvalDoc
   2 import org.lemurproject.galago.utility.MathUtils
   2 import org.lemurproject.galago.core.retrieval.LocalRetrieval
   2 import org.lemurproject.galago.core.index.stats.FieldStatistics
   2 import org.lemurproject.galago.core.eval.metric.QueryEvaluatorFactory
   2 import org.lemurproject.galago.core.eval.QueryJudgments
   1 typealias GResults = org.lemurproject.galago.core.retrieval.Results
   1 typealias GExpr = org.lemurproject.galago.core.retrieval.query.Node
   1 typealias GDocArgs = org.lemurproject.galago.core.parse.Document.DocumentComponents
   1 typealias GDoc = org.lemurproject.galago.core.parse.Document
   1 import org.lemurproject.galago.utility.lists.Ranked
   1 import org.lemurproject.galago.utility.StringPooler
   1 import org.lemurproject.galago.core.util.WordLists
   1 import org.lemurproject.galago.core.retrieval.query.NodeParameters
   1 import org.lemurproject.galago.core.retrieval.query.AnnotatedNode
   1 import org.lemurproject.galago.core.retrieval.processing.ScoringContext
   1 import org.lemurproject.galago.core.retrieval.iterator.TransformIterator
   1 import org.lemurproject.galago.core.retrieval.iterator.ScoreIterator
   1 import org.lemurproject.galago.core.retrieval.iterator.CountIterator
   1 import org.lemurproject.galago.core.retrieval.Retrieval
   1 import org.lemurproject.galago.core.parse.TagTokenizer
   1 import org.lemurproject.galago.core.index.stats.NodeStatistics
   1 import org.lemurproject.galago.core.index.corpus.CorpusReader
   1 import org.lemurproject.galago.core.eval.metric.QueryEvaluator
   1 import org.lemurproject.galago.core.eval.QuerySetJudgments