updated readme

README.md

@@ -1,7 +1,7 @@
-![Image](https://github.com/nisrulz/qreader/blob/master/img/github_banner.png)
+![Image](img/github_banner.png)
 
 ### Specs
-[![API](https://img.shields.io/badge/API-9%2B-orange.svg?style=flat)](https://android-arsenal.com/api?level=9)
+[![API](https://img.shields.io/badge/API-14%2B-orange.svg?style=flat)](https://android-arsenal.com/api?level=14)
 
 ### Badges/Featured In
 [![Android Arsenal](https://img.shields.io/badge/Android%20Arsenal-QREader-green.svg?style=true)](https://android-arsenal.com/details/1/3478)  [![AndroidDev Digest](https://img.shields.io/badge/AndroidDev%20Digest-%23121-blue.svg)](https://www.androiddevdigest.com/digest-121/)
@@ -136,6 +136,8 @@ I welcome and encourage all pull requests. It usually will take me within 24-48
   6. Have fun!
 
 ### Created & Maintained By
-[Nishant Srivastava](https://github.com/nisrulz) ([@nisrulz](https://www.twitter.com/nisrulz))
+[Nishant Srivastava](https://github.com/nisrulz/nisrulz.github.io) ([@nisrulz](https://www.twitter.com/nisrulz))
 
-> If you found this library helpful or you learned something from the source code and want to thank me, onsider [buying me a cup of](https://www.paypal.me/nisrulz/5) :coffee:
+> If you found this library helpful or you learned something from the source code and want to thank me, consider buying me a cup of :coffee:
+>  + [PayPal](https://www.paypal.me/nisrulz/5)
+>  + Bitcoin Address: 13PjuJcfVW2Ad81fawqwLtku4bZLv1AxCL