Readme update

Author: anas10

Diff for: README.md

@@ -1,2 +1,55 @@
 # AASquaresLoading
 Simple loading animation using squares
+
+![Screenshot](screenshot.gif)
+
+## Example
+```swift
+    let loadingSquare = AASquaresLoading(target: self.view, size: 40)
+    // Customize background
+    loadingSquare.backgroundColor = UIColor.blackColor().colorWithAlphaComponent(0.4)
+    // Customize color
+    loadingSquare.color = UIColor.whiteColor()
+    // Start loading
+    loadingSquare.start()
+    ....
+    // Stop loading
+    loadingSquare.stop()
+```
+
+More examples in the demo project.
+
+## Installation
+
+### CocoaPods
+
+*Comming soon*
+
+### Manual
+
+1. Add `AASquaresLoading.swift`to your project
+2. That's all you can use it!
+
+## License
+
+The MIT License (MIT)
+
+Copyright (c) 2015 Anas AIT-ALI
+
+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.