v3.1.6
1. Add automatic synchronization
2. Add switch for usual option
v3.1.5
1. Fix adding transaction problem on
some devices.
2. Fix some bugs.
v3.1.4
1. Add more icons
2. Add subcategory icon settings
3. Add usual options
v3.1.3
1. Account can be excluded from the
total assets
v3.1.2
1. Update some colors
v3.1.1
1. Fix import CSV problem.
2. Show account detail by year and
month