Add readme and license.

Author: yoichitgy

Assets/SwinjectSimpleExampleScreenshot.png

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+The MIT License (MIT)
+
+Copyright (c) 2015 Swinject Contributors
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

LICENSE.txt

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+# SwinjectSimpleExample
+
+This is an example project to demonstrate [dependency injection](https://en.wikipedia.org/wiki/Dependency_injection) and [Swinject](https://github.com/Swinject/Swinject) in a simple weather app that lists weather information at some locations.
+
+![Screenshot](Assets/SwinjectSimpleExampleScreenshot.png)
+
+## Requirements
+
+- Xcode 7 beta 5
+- [CocoaPods](https://cocoapods.org) 0.38 or later
+
+## Installation
+
+1. Download the source code or clone the repository.
+2. Run `pod install`.
+3. Get a free API key from [OpenWeatherMap](http://openweathermap.org).
+4. Open `OpenWeatherMap.swift` and fill `apiKey = ""` with your own API key.
+
+## Blog Post
+
+The following blog post demonstrates step-by-step development of this project introducing dependency injection and Swinject.
+
+- [Dependency Injection Framework for Swift - Simple Weather App Example with Swinject Part 1/2](http://yoichitgy.github.io/post/dependency-injection-framework-for-swift-simple-weather-app-example-with-swinject-part-1/)
+
+## License
+
+MIT license. See the `LICENSE` file for details.