updated README for v.0.1.1

Author: reflechant

README.md

@@ -4,7 +4,7 @@ A console program to produce colorized diff of two JSON files
 
 ## Usage
 
-    $ java -jar json-diff-0.1.0-standalone.jar file1.json file2.json
+    $ java -jar json-diff-0.1.1.jar file1.json file2.json
 
 ## License