Optimizing get_form_name: Using the speedier foreach instead of a for loop, removing count() calls
Adding catch for save filter to only continue if $_POST['post_type'] is set and we're not doing an autosave

This was throwing a PHP notice for every known field in a site on any "new post" page. If a site has a total of 200 fields across 20 post types, it was throwing 200 PHP notices any time you went to create a new post of any post type.
Ignoring DS_Store files
Merge branch 'master' of git://github.com/alleyinteractive/wordpress-fieldmanager
Merge pull request #15 from mboynes/master

Efficiency tweaks and clearing a PHP notice