Add 'open' action.
treeb9c3606491990371956fd0c813c92609225f8679
-rw-r--r-- 12 .gitignore
-rw-r--r-- 125 Rakefile
drwxr-xr-x - data
-rwxr-xr-x 53 kaya
drwxr-xr-x - lib
drwxr-xr-x - test