new file upload using 3.5
Merge branch 'master' into wp3.5
latest select2
not sure why we are checking isset, it just should init (checkboxes etc)
support save_callback and values_callback for overriding saving / getting!
allow use of cmb outside of the post edit screen
don't update boxes on other pages
modfications for fields not on edit posts
merged master
updates
fixed paths for windows users
don;t hijack oembed videos
load required scripts outside of post pages
fixed up upload file for 3.5, things changed a lot
move save_sallback into method
Added get_options method on select field
s/o/0 in version number
Merge pull request #19 from humanmade/no_posts

No posts
Code formatting
Properly escape all variables before outputting

see esc_url, esc_attr, esc_html & esc_js