add cocoapod instructions

Author: Footjy

BcryptSwift.podspec

@@ -9,7 +9,7 @@
 Pod::Spec.new do |s|
 
   s.name         = "BcryptSwift"
-  s.version      = "1.0.0"
+  s.version      = "1.0.2"
   s.summary      = "A standalone Bcrypt algorithm in Swift."
   s.homepage     = "https://github.com/360Learning/BcryptSwift"
   s.license      = "Apache"

README.md

@@ -8,7 +8,8 @@ This project is a quick adaptation from the already adapted bcrypt algorithm fro
 
 ## How to use
 
-To use it, just copy the 2 files into your project. Or import it as a dynamic framework.
+You can use it as a cocoapod adding this line to your podfile `pod 'BcryptSwift', :git => 'https://github.com/360Learning/BcryptSwift.git', :tag => '1.0.2'`.
+Or you can just copy the 2 files into your project. Or import it as a dynamic framework.
 
 Then use: