ClassLoading 0.3.0

Changed

• Upgrade to Java 9
• Java 9 ClassFile format support:
  • New Attributes: Module, ModuleMainClass, ModulePackages
  • New constant pool types: CONSTANT_Module, CONSTANT_Package
• Renamed/changed the public static final int CONSTANT_*_info field to public static final byte TAG and removed the instanced tag field from all constantPool classes
• Renamed Target_Info_Type -> Target_Info_Union
• Consolidated twg2.jbcm.classFormat.attributes, nested classes that are only used by one class inside the class
• Added/fixed several attributes' toString() methods
• Cleaned up some attributes field documentation
• Renamed UnitTest -> UsageCliMain and added support for printing dependencies and loading multiple classes, printing multiple classes, and clearing loaded classes