Merge branch 'develop'

* develop:
  fix debug
fix for users with wpml getting function not exist
tagging 1.4.1
Merge branch 'refs/heads/develop'

* refs/heads/develop:
  don't show dropdown if connector is defined in template
  set post connector via template
check that file exists before trying to read it
typo!
update readme
fixes
update ver
fix so missing thumbnails does not break image/file selector
update readme
show edit field group-link in edit post admin. only visible when WP_DEBUG = true
add edit post connector to edit post screen metabox
update readme