aili-4.1.0

1. Mass Tree
2. Multi-ART

aili-2.0.0

1. Blink Tree
2. Mapping Array(to support blink tree)
3. Palm Tree with node prefetch

aili-1.3.0

Palm Tree with:

1. point-to-point synchronization
2. simple prefix
3. sequential insertion optimization

can be used as a standalone library.