Update readme

README.md

@@ -1,2 +1,71 @@
+[![Pod Version](https://cocoapod-badges.herokuapp.com/v/CountryKit/badge.png)](http://cocoadocs.org/docsets/CountryKit/)
+[![Pod Platform](https://cocoapod-badges.herokuapp.com/p/CountryKit/badge.png)](http://cocoadocs.org/docsets/CountryKit/)
+[![Pod License](https://cocoapod-badges.herokuapp.com/l/CountryKit/badge.png)](https://www.apache.org/licenses/LICENSE-2.0.html)
+
 # CountryKit
 List of all countries in the world (name, code, phone code)
+
+<img src="https://user-images.githubusercontent.com/6329656/96357601-3b870300-1128-11eb-9091-f98cf9a93924.jpeg" width="300"> <img src="https://user-images.githubusercontent.com/6329656/96357606-4e99d300-1128-11eb-9eee-2d889ca0ed60.jpeg" width="300">
+
+## Requirements
+
+- iOS 9.0 or later
+- Xcode 11.0 or later
+
+## Install
+
+### Installation with CocoaPods
+
+```ruby
+pod 'CountryKit', '1.0'
+```
+
+### Build Project
+
+At this point your workspace should build without error. If you are having problem, post to the Issue and the
+community can help you solve it.
+
+## How to use:
+
+```swift
+import CountryKit
+```
+
+#### Get current country:
+
+```swift
+countryKit.currentCountry { result in
+    switch result {
+    case .success(let country):
+        print(country.code, country.name, country.dialCode)
+    case .failure(let error):
+        print(error)
+    }
+```
+
+#### Get all countries
+
+```swift
+CountryKit().allCountries { result in
+    switch result {
+    case .success(let countries):
+        print(countries)
+    case .failure(let error):
+        print(error)            
+    }
+}
+```
+
+## Author
+- [Tai Le](https://github.com/levantAJ)
+
+## Communication
+- If you **found a bug**, open an issue.
+- If you **have a feature request**, open an issue.
+- If you **want to contribute**, submit a pull request.
+
+
+## Licenses
+
+All source code is licensed under the [MIT License](https://raw.githubusercontent.com/levantAJ/CountryKit/master/LICENSE).
+