README.md: 1.2.0

Author: fxnn

README.md

@@ -56,7 +56,7 @@ Brainfuck can be found in Maven Central.
 <dependency>
   <groupId>de.fxnn</groupId>
   <artifactId>brainfuck</artifactId>
-  <version>1.1.0</version>
+  <version>1.2.0</version>
 </dependency>
 ```