Save meta on attahchments
Merge branch 'master' into save-on-attachments

Conflicts:
	class.cmb-meta-box.php
revert remove space
update readme
Merge pull request #251 from humanmade/save-on-attachments

Save meta on attahchments
Merge branch 'master' into dev
Prepend post type if more than 1
Merge branch 'display-post-type' into dev

Conflicts:
	classes.fields.php