Merge pull request #20 from prtx/master

Run curl command for installation as a superuser

Author: sbimochan

README.md

@@ -9,7 +9,7 @@ Create a commit prefixed with the current branch name.
 Run this command on terminal.
 
 ```shell
-curl https://raw.githubusercontent.com/sbimochan/smart-commit/master/commit -o /usr/local/bin/commit && chmod +x /usr/local/bin/commit
+sudo curl https://raw.githubusercontent.com/sbimochan/smart-commit/master/commit -o /usr/local/bin/commit && sudo chmod +x /usr/local/bin/commit
 ```
 
 ## Usage