Add a bin run to make things easier.

README.md

@@ -145,5 +145,12 @@ In case someone forgot the most important commands and is catting this file from
 ```
 kill -kill `lsof -t -i tcp:4567`
 bundle exec rake new_post
+open -a "Google Chrome" http://localhost:4567
 bundle exec middleman
 ```
+
+or to execute the last two commands just run:
+
+```
+bin/run
+```
\ No newline at end of file

bin/run

+open -a "Google Chrome" http://localhost:4567
+bundle exec middleman
+