Bump addressable from 2.6.0 to 2.8.0 (#420)

Bumps [addressable](https://github.com/sporkmonger/addressable) from 2.6.0 to 2.8.0.
- [Release notes](https://github.com/sporkmonger/addressable/releases)
- [Changelog](https://github.com/sporkmonger/addressable/blob/main/CHANGELOG.md)
- [Commits](https://github.com/sporkmonger/addressable/compare/addressable-2.6.0...addressable-2.8.0)

---
updated-dependencies:
- dependency-name: addressable
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Gemfile.lock

@@ -7,8 +7,8 @@ GEM
       minitest (~> 5.1)
       thread_safe (~> 0.3, >= 0.3.4)
       tzinfo (~> 1.1)
-    addressable (2.6.0)
-      public_suffix (>= 2.0.2, < 4.0)
+    addressable (2.8.0)
+      public_suffix (>= 2.0.2, < 5.0)
     atomos (0.1.3)
     babosa (1.0.2)
     claide (1.0.2)

README.md

@@ -4,10 +4,12 @@
     <a href="https://github.com/Juanpe/SkeletonView/actions?query=workflow%3ACI">
       <img src="https://github.com/Juanpe/SkeletonView/workflows/CI/badge.svg">
     </a>
-    <a href="https://codebeat.co/projects/github-com-juanpe-skeletonview-master"><img alt="codebeat badge" src="https://codebeat.co/badges/f854fdfd-31e5-4689-ba04-075d83653e60" /></a>
-    <img src="http://img.shields.io/badge/dependency%20manager-swiftpm%2Bcocoapods%2Bcarthage-green" />
-    <img src="https://img.shields.io/badge/platforms-ios%2Btvos-green" />
-    <a href="https://badge.bow-swift.io/recipe?name=SkeletonView&description=An%20elegant%20way%20to%20show%20users%20that%20something%20is%20happening%20and%20also%20prepare%20them%20to%20which%20contents%20he%20is%20waiting&url=https://github.com/juanpe/skeletonview&owner=Juanpe&avatar=https://avatars0.githubusercontent.com/u/1409041?v=4&tag=1.8.7"><img src="https://raw.githubusercontent.com/bow-swift/bow-art/master/badges/nef-playgrounds-badge.svg" alt="SkeletonView Playground" style="height:20px"></a>   
+    <a href="https://codebeat.co/projects/github-com-juanpe-skeletonview-main"><img alt="codebeat badge" src="https://codebeat.co/badges/1f37bbab-a1c8-4a4a-94d7-f21740d461e9" /></a>
+    <a href="https://cocoapods.org/pods/SkeletonView"><img src="https://img.shields.io/cocoapods/v/SkeletonView.svg?style=flat"></a>
+    <a href="https://github.com/Carthage/Carthage/"><img src="https://img.shields.io/badge/Carthage-compatible-4BC51D.svg?style=flat"></a>
+    <a href="https://swift.org/package-manager/"><img src="https://img.shields.io/badge/SPM-supported-Green.svg?style=flat"></a>
+    <img src="https://img.shields.io/badge/platforms-iOS_tvOS-green" />
+    <a href="https://badge.bow-swift.io/recipe?name=SkeletonView&description=An%20elegant%20way%20to%20show%20users%20that%20something%20is%20happening%20and%20also%20prepare%20them%20to%20which%20contents%20he%20is%20waiting&url=https://github.com/juanpe/skeletonview&owner=Juanpe&avatar=https://avatars0.githubusercontent.com/u/1409041?v=4&tag=1.20.0"><img src="https://raw.githubusercontent.com/bow-swift/bow-art/master/badges/nef-playgrounds-badge.svg" alt="SkeletonView Playground" style="height:20px"></a>   
 </p>
 
 <p align="center">
@@ -37,12 +39,12 @@ Enjoy it! 🙂
   - [🔠 Texts](#-texts)
   - [🦋 Appearance](#-appearance)
   - [🎨 Custom colors](#-custom-colors)
-        - [Image captured from website https://flatuicolors.com](#image-captured-from-website-httpsflatuicolorscom)
   - [🏃‍♀️ Animations](#️-animations)
   - [🏄 Transitions](#-transitions)
 - [✨ Miscellaneous](#-miscellaneous)
 - [❤️ Contributing](#️-contributing)
 - [📢 Mentions](#-mentions)
+- [🏆 Sponsors](#-sponsors)
 - [👨🏻‍💻 Author](#-author)
 - [👮🏻 License](#-license)
 
@@ -563,10 +565,7 @@ Then, when the skeleton appears, you can see the view hierarchy in the Xcode con
 
 * iOS 9.0+
 * tvOS 9.0+
-* Swift 5
-
-## :sweat_smile: Need help
-If you need help about how to use **SkeletonView**, use [Stack Overflow](https://stackoverflow.com/questions/tagged/skeletonview) and tag `skeletonview`.
+* Swift 5.3
 
 ## ❤️ Contributing
 This is an open source project, so feel free to contribute. How?
@@ -596,7 +595,12 @@ For more information, please read the [contributing guidelines](https://github.c
 - [Swift News #36](https://www.youtube.com/watch?v=mAGpsQiy6so)
 - [Best iOS articles, new tools & more](https://medium.com/flawless-app-stories/best-ios-articles-new-tools-more-fcbe673e10d)
 
+## 🏆 Sponsors
 
+Open-source projects cannot live long without your help. If you find **SkeletonView** is useful, please consider supporting this 
+project by becoming a sponsor. 
+
+Become a sponsor through [GitHub Sponsors](https://github.com/sponsors/Juanpe) :heart:
 
 ## 👨🏻‍💻 Author
 

SkeletonView.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name         = "SkeletonView"
-  s.version      = "1.19.0"
+  s.version      = "1.21.0"
   s.summary      = "An elegant way to show users that something is happening and also prepare them to which contents he is waiting"
   s.description  = <<-DESC
   Today almost all apps have async processes, as API requests, long runing processes, etc. And while the processes are working, usually developers place a loading view to show users that something is going on.

Sources/Collections/SkeletonCollectionDataSource.swift

@@ -107,7 +107,7 @@ extension SkeletonCollectionDataSource: UICollectionViewDataSource {
             return view
         }
         
-        return UICollectionReusableView()
+        return originalCollectionViewDataSource?.collectionView?(collectionView, viewForSupplementaryElementOfKind: kind, at: indexPath) ?? UICollectionReusableView()
     }
     
 }