0.0.1:
The first version.

0.1.0:
Optimized running speed.

0.1.1.dev1:
Added new.txt

0.1.1：
Optimized setup.py

0.1.1.1:
Optimized running speed.

0.1.2:
Fixed serious errors. (Must Install! )

0.2.0:
between1 and between2 can from large to small.

0.2.1:
Nothing.

0.2.2:
Nothing.

0.2.3:
between3 can from large to small.