1.修改RefreshFooter默认位置，始终在Table底部。

RedAnt Mobile/RedAnt Mobile/Refresh/Footer/JLRefreshFooter.h

@@ -8,6 +8,8 @@
 
 #import "JLRefreshBasis.h"
 
+UIKIT_EXTERN CGFloat const JLRefreshFooterHeight;
+
 @interface JLRefreshFooter : JLRefreshBasis
 
 @property (nonatomic,assign) BOOL showDefaultTips;

RedAnt Mobile/RedAnt Mobile/Refresh/Footer/JLRefreshFooter.m

@@ -89,7 +89,9 @@ CGFloat const JLRefreshFooterHeight = 30;
         
         self.scrollView.jl_insetBottom += self.jl_height;
         
-        self.jl_y = self.scrollView.jl_ContentHeight;
+//        self.jl_y = self.scrollView.jl_ContentHeight;
+        // 设置位置
+        self.jl_y = (((int)(self.scrollView.jl_ContentHeight / self.scrollView.jl_height)) + 1) * self.scrollView.jl_height;
     
     } else { // remove
         
@@ -103,7 +105,17 @@ CGFloat const JLRefreshFooterHeight = 30;
     
     [super scrollViewContentSizeDidChange:change];
     
-    self.jl_y = self.scrollView.jl_ContentHeight;
+//    self.jl_y = self.scrollView.jl_ContentHeight;
+    // 设置位置
+//    if (self.scrollView.jl_ContentHeight >= self.scrollView.jl_height) {
+//        self.jl_y = self.scrollView.jl_ContentHeight;
+//    } else {
+//        self.jl_y = self.scrollView.jl_height;
+//    }
+    
+    self.jl_y = (((int)(self.scrollView.jl_ContentHeight / self.scrollView.jl_height)) + 1) * self.scrollView.jl_height;
+    
+    
 }
 
 - (void)scrollViewContentOffsetDidChange:(NSDictionary<NSKeyValueChangeKey,id> *)change {