Remove comma in list output

Author: Chris Hunt

README.md

@@ -49,7 +49,7 @@ $ gh-auth add --users=chrishunt zachmargolis
 Adding 4 key(s) to '/Users/chris/.ssh/authorized_keys'
 
 $ gh-auth list
-chrishunt, zachmargolis
+chrishunt zachmargolis
 
 $ gh-auth remove --users=chrishunt
 Removing 2 key(s) from '/Users/chris/.ssh/authorized_keys'

lib/github/auth/cli.rb

@@ -53,7 +53,7 @@ def remove
         \x5> chrishunt, zachmargolis
     LONGDESC
     def list
-      puts keys_file.github_users.join(', ')
+      puts keys_file.github_users.join(' ')
     end
 
     desc 'version', 'Show gh-auth version'