Add podspec.

UICKeyChainStore.podspec

@@ -0,0 +1,15 @@
+Pod::Spec.new do |s|
+  s.name         = "UICKeyChainStore"
+  s.version      = "1.0.0"
+  s.summary      = "UICKeyChainStore is a simple wrapper for Keychain on iOS and OS X. Makes using Keychain APIs as easy as NSUserDefaults."
+  s.homepage     = "https://github.com/kishikawakatsumi/UICKeyChainStore"
+  s.license      = { :type => 'MIT', :file => 'LICENSE' }
+  s.author       = { "kishikawakatsumi" => "kishikawakatsumi@mac.com" }
+  s.authors      = { "kishikawakatsumi" => "kishikawakatsumi@mac.com" }
+  s.source       = { :git => "https://github.com/kishikawakatsumi/UICKeyChainStore.git", :tag => "v1.0.0" }
+  s.ios.deployment_target = '4.3'
+  s.osx.deployment_target = '10.6'
+  s.source_files = '/'
+  s.framework  = 'Security'
+  s.requires_arc = true
+end