Updated Podspec for version 0.4

AMPPreviewController.podspec

@@ -1,13 +1,9 @@
 Pod::Spec.new do |s|
 
   s.name             = 'AMPPreviewController'
-  s.version          = '0.3'
+  s.version          = '0.4'
   s.summary          = 'AMPPreviewController is a subclass of QLPreviewController that allows you to preview remote documents.'
-  #s.description      = <<-DESC
-  #                     A little class to use the Imageholder API in your Apps.
-  #                     DESC
   s.homepage         = "https://github.com/alexito4/AMPPreviewController"
-  #s.screenshots      = "www.example.com/screenshots_1", "www.example.com/screenshots_2"
   s.license          = 'MIT'
   s.author           = { "Alejandro Martinez" => "[email protected]" }
   s.source           = { :git => "https://github.com/alexito4/AMPPreviewController.git", :tag => s.version.to_s }
@@ -27,5 +23,4 @@ Pod::Spec.new do |s|
   s.osx.exclude_files = 'Classes/ios'
   s.public_header_files = 'Classes/**/*.h'
   s.framework = 'UIKit', 'QuickLook'
-  # s.dependency 'JSONKit', '~> 1.4'
 end