flutter_easy_refresh

Framework refactoring: modify the refresh loading principle, improve compatibility, and more in line with the Flutter specification
Add: List reverse support
Add: List horizontal support

Add: builder property to add additional components, such as scroll bars #39
Add: Scrollbar example
Add: Taobao second floor example #26

Fix: NotificationListener is invalid #30
Remove: A certain height is reached to trigger a refresh or load
Fix: Unable to modify prompt text after refresh or loading #22

Fix: CustomScrollView does not maintain semanticChildCount error #24,#25
Fix: CustomScrollView refresh or load causes emptyWidget to be added multiple times, thanks to hwh97 #29

Add: support for NestedScrollView #7,#11

Add: rebound effect when onRefresh and loadMore are null #18

Fix: header is null, onRefresh is not null error#19

Specification code to improve compatibility
Adjustment: part of the style
The library does not have its own space style, transfer to example

Repair: onNoMore callback is not accurate
Add: isRefreshing to determine if it is being refreshed or loaded
Add: Header and Footer status change callbacks
Add: Header and Footer height change callbacks

Repair: Pullback exception when loadMore or onRefresh is not set

Repair: Pullback control causes the list to slow down
Modify: Child to Widget type
Adjustment：ClassicsHeader style

Repair: BallPulse sometimes bounces
Repair:Footer float when the pullback list follows the move
Repair:Switch direction when Header floats, list moves slightly
Adjustment: MaterialFooter animation
Repair: callRefresh error

Repair: Pull down may get stuck

Repair: HeaderListener and FooterListener use both highly updated fusions
Adjustment: Delivery animation speed
Add: Close callback for Header and Footer
Add: First refresh
Add: Empty widget

Repair: ios repeatedly pull down, the distance becomes longer
Modify: Delivery animation height

Add: Flare animation - Space
Add: Delivery animation

Repair: Pulling down too fast triggers scrolling up and causing slow rebound
Add: Taurus and Phoenix style

Repair：Classic style arrow reverse

Add: Header and Footer listeners for quick and easy customization
Add: Header and Footer connectors for placing Header and Footer in any position
Add：Manual control load refresh finish
Repair: Trigger loading problem across borders
Repair: BallPulse animation problem
Repair: Exception when the refresh process exited
Add: ClassicHeader and ClassicFooter animation
Repair: Manually calling refresh or loading does not trigger callbacks

Repair：loadMore conflicts with autoLoad
Repair：Drag a list repeatedly triggers a cross-border event