Merge pull request vsouza#361 from miguelarauj1o/simple-touch

Add simple-touch to Security section

README.md

@@ -547,6 +547,7 @@ Projects in Swift language will be marked with :large_orange_diamond: and :watch
  * [Valet](https://github.com/square/Valet) - Securely store data in the iOS or OS X Keychain without knowing a thing about how the Keychain works.
  * [libextobjc](https://github.com/jspahrsummers/libextobjc) - A Cocoa library to extend the Objective-C programming language.
  * [Locksmith](https://github.com/matthewpalmer/Locksmith) - A powerful, protocol-oriented library for working with the keychain in Swift. :large_orange_diamond:
+ * [simple-touch](https://github.com/simple-machines/simple-touch) - Very simple swift wrapper for Biometric Authentication Services (Touch ID) on iOS.
 
 # Project setup
  * [crafter](https://github.com/krzysztofzablocki/crafter) - CLI that allows you to configure iOS project's template using custom DSL syntax, simple to use and quite powerful.