JDK 11, Lucene 9.x

fix log messages

Extract multiple roots for the same token

v2.0 use Alkhlil Morpho System for stemming

Lucense v8.8.2

Lucene v8.7.0

Lucene v8.6.2

Lucene v8.2.0

feat: upgrade Apache Lucene to v7.7.1

fix: version