JTreeWalker 0.3.0

Changed

• Removed lombok dependency
• Added missing interface and method documentation
• Renamed IndexedSubtreeConsumer<T> -> IndexedTreeConsumer<T>
• Renamed SubtreeConsumer<T> -> TreeConsumer<T>
• Renamed SubtreeTransformer -> TreeTransformer
• KeyTreeLike now has 2 generic parameters and getParent(), getChild(), and getChildren() return type KeyTreeLike<K, D> instead of an intermediate P generic type. If needed, customize the return types by creating a sub-interface with more specific return types.
• Marked SimpleTreeUtil as final

Removed

• Removed IndexedTree (moved size() into TreeLike)
• Removed KeyTree (moved size() into KeyTreeLike)