Arrange - Progress, a Weighted

Jun 9, 2019

Version 1.3.1：
a. Added the charts to express trends in different case.
b. Fix the problem on widgets.

Version 1.3：
1. It's possible to set a time period for the "Next" to-do list.
2. The plan progress bar now shows the preview result. With the above setting 1, it's clear to known how many tasks should be arranged in this period.
3. It's possible to review the closed tasks in the plan.