1.8
2020-03-28
improve performance.
1.7
2019-01-10
Minor bugs fixed!
Improve UI and teaching guides!
More easy to learn!
1.6
2017-06-16
Minor bugs fixed!
Improve UI and teaching guides!
More easy to learn!
1.5
2017-01-11
Minor bugs fixed!
Improve UI and teaching guides!
More easy to learn!
1.4
2016-10-28
Minor bugs fixed!
Improve UI and teaching guides!
More easy to learn!
1.3
2016-10-12
Minor bugs fixed!
Improve UI and teaching guides!
More easy to learn!
1.2
2016-10-08
Minor bugs fixed!
Improve UI and teaching guides!
More easy to learn!
1.1
2016-09-27
Fix some minor bugs.