Minor text updates to file field

Signed-off-by: Elliot Condon <e@elliotcondon.com>
Improved acf_get_post_types function to display post object labels

https://github.com/AdvancedCustomFields/acf5-beta/pull/187
Signed-off-by: Elliot Condon <e@elliotcondon.com>
Temp fix for previous commit

Signed-off-by: Elliot Condon <e@elliotcondon.com>
Added new pretty post type function to improve UI

https://github.com/AdvancedCustomFields/acf5-beta/pull/187
Signed-off-by: Elliot Condon <e@elliotcondon.com>