test readme

Author: efraespada

README.md

@@ -89,7 +89,7 @@ message += "\n\nFor Metal Gear lovers:\n\n\"Snake, the password is " + AndroidSt
 ((TextView) findViewById(R.id.example)).setText(message);
 ```
 
-<p align="center"><img width="40%" vspace="20" src="https://raw.githubusercontent.com/efraespada/AndroidStringObfuscator/develop/sample.png"></p>
+<p align="center"><img width="40%" vspace="20" src="https://raw.githubusercontent.com/efraespada/AndroidStringObfuscator/master/sample.png"></p>
 
 Gradle Console Output Example
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