Dagger usage sample
https://github.com/square/dagger
https://github.com/google/dagger
https://google.github.io/dagger/
http://www.jianshu.com/p/94d47da32656
http://www.jcodecraeer.com/a/anzhuokaifa/androidkaifa/2015/0519/2892.html
https://github.com/luxiaoming/dagger2Demo
http://blog.csdn.net/louis_scl/article/details/45335481
Copyright (C) 2016 Amit Shekhar Copyright (C) 2011 Android Open Source Project
Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at
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