#641: Reflection API upgrade [2.5.0, Don't merge into 2.4.0!]

[DaanVanYperen]

Ready to be merged, just blocked by 2.4.0 release.

• Reflection implementation upgraded with libGDX reflection improvements 2014-now.

• FIX: Maximum size of reflection cache increased (doubled, more or less).

• BREAKING CHANGES

  • Minor changes to reflection API to match libGDX 1.10 API.
    ClassReflection::isAbstractClass -> ClassReflection::isAbstract
  • Building for HTML might throw a missing class error in the reflection cache. Add missing classes to artemis.reflect.include to your gwt.xml.