Add podspec

Author: Alexander Tkachenko

PinCodeTextField.podspec

@@ -0,0 +1,23 @@
+
+Pod::Spec.new do |s|
+
+  s.name         = "PinCodeTextField"
+  s.version      = "0.0.1"
+  s.summary      = "Simple pin code text input based on UIKeyInput"
+
+  s.description  = <<-DESC
+                  Simple pin code text input with underlines for each character placeholder
+                   DESC
+
+  s.homepage     = "https://github.com/tkach/PinCodeTextField"
+
+  s.license      = "MIT"
+
+
+  s.author             = { "Alex Tkachenko" => "tkach2004@gmail.com" }
+  s.platform     = :ios, "8.0"
+
+  s.source       = { :git => "https://github.com/tkach/PinCodeTextField.git", :tag => "0.0.1" }
+
+  s.source_files  = "Pod"
+end