Update podspec

ImagePicker.podspec

@@ -1,16 +1,16 @@
 Pod::Spec.new do |s|
   s.name             = "ImagePicker"
   s.summary          = "Reinventing the way ImagePicker works."
-  s.version          = "2.1.1"
+  s.version          = "3.0.0"
   s.homepage         = "https://github.com/hyperoslo/ImagePicker"
   s.license          = 'MIT'
   s.author           = { "Hyper Interaktiv AS" => "[email protected]" }
   s.source           = { :git => "https://github.com/hyperoslo/ImagePicker.git", :tag => s.version.to_s }
   s.social_media_url = 'https://twitter.com/hyperoslo'
-  s.platform     = :ios, '8.2'
+  s.platform     = :ios, '9.0'
   s.requires_arc = true
   s.source_files = 'Source/**/*'
   s.resource_bundles = { 'ImagePicker' => ['Images/*.{png}'] }
   s.frameworks = 'AVFoundation'
-  s.pod_target_xcconfig = { 'SWIFT_VERSION' => '3.0' }
+  s.pod_target_xcconfig = { 'SWIFT_VERSION' => '4.0' }
 end