v3.9.0

Improvements

• #26: Extend Gradle scripts for multi-module releases.
• #27: Parallel EvolutionStream.
• #64: Implementation of TreeGene/Chromosome.
• #181: XML marshaling module: org.jenetics.xml.
• #199: Termination: Population convergence.
• #201: Simplify Gradle build scripts.
• #204: Remove internal Stack container class.
• #207: Add missing BitChromosome factory methods.
• #216: Restructuring of User's Manual.
• #218: Mark LCG64ShiftRandom class as deprecated.
• #219: Mark JAXB marshaling as deprecated.
• #227: Genetic Programming module: org.jenetics.prog.
• #228: Upgrade Gradle to 4.0.2.
• #229: Define stable module names.
• #236: Rename module jenetix to org.jenetics.ext
• #238: Align project directories with maven artifact names.

Bugs

• #212: Fix Seq.toArray(Object[]) method.
• #226: Incorrect MinMax.toString() output.
• #233: Engine.java Comment Grammar Fix.
• #234: Population.empty() isn't empty