Bump pod version to 4.2.0. 🔥

Author: Eddie Kaiger

SwiftyAttributes.podspec

@@ -2,7 +2,7 @@
 Pod::Spec.new do |s|
 
   s.name         = "SwiftyAttributes"
-  s.version      = "4.1.1"
+  s.version      = "4.2.0"
   s.summary      = "A Swifty API for attributed strings."
 
   s.description  = <<-DESC
@@ -14,7 +14,7 @@ Pod::Spec.new do |s|
   s.homepage     = "https://github.com/eddiekaiger/SwiftyAttributes"
   s.license      = { :type => "MIT", :file => "LICENSE" }
   s.author       = { "Eddie Kaiger" => "eddiekaiger@gmail.com" }
-  s.source       = { :git => "https://github.com/eddiekaiger/SwiftyAttributes.git", :tag => "v4.1.1" }
+  s.source       = { :git => "https://github.com/eddiekaiger/SwiftyAttributes.git", :tag => "v4.2.0" }
 
   s.source_files = "SwiftyAttributes/Sources/common/*.swift"
   s.osx.source_files = "SwiftyAttributes/Sources/macOS/*.swift"